diff --git a/.travis.yml b/.travis.yml
index c529897..fc97c87 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,6 @@
 language: node_js
 node_js:
+  - "9"
   - "8"
   - "7"
   - "6"
diff --git a/README.md b/README.md
index 6a6fbe4..53b9e88 100644
--- a/README.md
+++ b/README.md
@@ -264,10 +264,10 @@ Combining the various extensions yields the following regular expression:
 ```perl
 /%(?:
     %|                                  # literal %% (flags etc prohibited)
-    (\d+\$)?                            # positional parameter
+    ([1-9]\d*\$)?                       # positional parameter
     ([-+ 0\x23\x27]*)?                  # flags
-    (\d*|\*(?:\d+\$)?)                  # width
-    (?:\.(\d+|\*(?:\d+\$)?))?           # precision
+    ([1-9]\d*|\*(?:[1-9]\d*\$)?)?       # width
+    (?:\.(\d+|\*(?:[1-9]\d*\$)?))?      # precision
     (hh?|ll?|[LzjtqZIw])?               # length
     ([diouxXfFeEgGaAcCsSpnDUOmbByYJVT]) # conversion specifier
 )/x
diff --git a/bits/01_version.js b/bits/01_version.js
index f9bcb7a..1a39861 100644
--- a/bits/01_version.js
+++ b/bits/01_version.js
@@ -1 +1 @@
-PRINTJ.version = '1.1.1';
+PRINTJ.version = '1.1.2';
diff --git a/bits/02_regexp.js b/bits/02_regexp.js
index f00e292..31a7535 100644
--- a/bits/02_regexp.js
+++ b/bits/02_regexp.js
@@ -1,3 +1,3 @@
-var REGEX/*:RegExp*/ = /%(?:%|(\d+\$)?([-+ 0#']*)?(\d*|\*(?:\d+\$)?)(?:\.(\d+|\*(?:\d+\$)?))?(hh?|ll?|[LzjtqZIw])?([diouxXfFeEgGaAcCsSpnDUOmbByYJVT]))/g;
-/*                           |A------AB----------BC----------------CD-----------------------DE-------------------EF---------------------------------F| */
+var REGEX/*:RegExp*/ = /%(?:%|([1-9]\d*\$)?([-+ 0#']*)?([1-9]\d*|\*(?:[1-9]\d*\$)?)?(?:\.(\d+|\*(?:[1-9]\d*\$)?))?(hh?|ll?|[LzjtqZIw])?([diouxXfFeEgGaAcCsSpnDUOmbByYJVT]))/g;
+/*                           |A-----------AB----------BC---------------------------CD----------------------------DE-------------------EF---------------------------------F| */
 
diff --git a/ctest/printj.js b/ctest/printj.js
index 186254f..a2a38d6 100644
--- a/ctest/printj.js
+++ b/ctest/printj.js
@@ -25,7 +25,7 @@ var PRINTJ;
 	/*jshint ignore:end */
 }(function(PRINTJ) {
 
-PRINTJ.version = '1.1.1';
+PRINTJ.version = '1.1.2';
 
 function tokenize(fmt) {
 	var out = [];
diff --git a/ctest/test.js b/ctest/test.js
index 9b1c71c..b073a51 100644
--- a/ctest/test.js
+++ b/ctest/test.js
@@ -54,7 +54,7 @@ describe('correctness', function() {
 	IMPL.forEach(function(n,i) {
 		var impl = IMPLA[i];
 		it(n, function() {
-			PRINTF.forEach(function(v) {
+			for(var i = 0; i < 5; ++i) PRINTF.forEach(function(v) {
 				if(impl.sprintf.apply(impl, v[0]) != v[1]) {
 					if(isopera() && v[0][0].match(/^%.*[Aa]$/)) return;
 					console.log(v);
diff --git a/dist/printj.js b/dist/printj.js
index 186254f..a2a38d6 100644
--- a/dist/printj.js
+++ b/dist/printj.js
@@ -25,7 +25,7 @@ var PRINTJ;
 	/*jshint ignore:end */
 }(function(PRINTJ) {
 
-PRINTJ.version = '1.1.1';
+PRINTJ.version = '1.1.2';
 
 function tokenize(fmt) {
 	var out = [];
diff --git a/dist/printj.min.js b/dist/printj.min.js
index bfa038b..d554866 100644
--- a/dist/printj.min.js
+++ b/dist/printj.min.js
@@ -1,2 +1,2 @@
 /* printj.js (C) 2016-present SheetJS -- http://sheetjs.com */
-var PRINTJ;(function(factory){if(typeof DO_NOT_EXPORT_PRINTJ==="undefined"){if("object"===typeof exports){factory(exports)}else if("function"===typeof define&&define.amd){define(function(){var module={};factory(module);return module})}else{factory(PRINTJ={})}}else{factory(PRINTJ={})}})(function(PRINTJ){PRINTJ.version="1.1.1";function tokenize(fmt){var out=[];var start=0;var i=0;var infmt=false;var fmtparam="",fmtflags="",fmtwidth="",fmtprec="",fmtlen="";var c=0;var L=fmt.length;for(;i<L;++i){c=fmt.charCodeAt(i);if(!infmt){if(c!==37)continue;if(start<i)out.push(["L",fmt.substring(start,i)]);start=i;infmt=true;continue}if(c>=48&&c<58){if(fmtprec.length)fmtprec+=String.fromCharCode(c);else if(c==48&&!fmtwidth.length)fmtflags+=String.fromCharCode(c);else fmtwidth+=String.fromCharCode(c)}else switch(c){case 36:if(fmtprec.length)fmtprec+="$";else if(fmtwidth.charAt(0)=="*")fmtwidth+="$";else{fmtparam=fmtwidth+"$";fmtwidth=""}break;case 39:fmtflags+="'";break;case 45:fmtflags+="-";break;case 43:fmtflags+="+";break;case 32:fmtflags+=" ";break;case 35:fmtflags+="#";break;case 46:fmtprec=".";break;case 42:if(fmtprec.charAt(0)==".")fmtprec+="*";else fmtwidth+="*";break;case 104:;case 108:if(fmtlen.length>1)throw"bad length "+fmtlen+String(c);fmtlen+=String.fromCharCode(c);break;case 76:;case 106:;case 122:;case 116:;case 113:;case 90:;case 119:if(fmtlen!=="")throw"bad length "+fmtlen+String.fromCharCode(c);fmtlen=String.fromCharCode(c);break;case 73:if(fmtlen!=="")throw"bad length "+fmtlen+"I";fmtlen="I";break;case 100:;case 105:;case 111:;case 117:;case 120:;case 88:;case 102:;case 70:;case 101:;case 69:;case 103:;case 71:;case 97:;case 65:;case 99:;case 67:;case 115:;case 83:;case 112:;case 110:;case 68:;case 85:;case 79:;case 109:;case 98:;case 66:;case 121:;case 89:;case 74:;case 86:;case 84:;case 37:infmt=false;if(fmtprec.length>1)fmtprec=fmtprec.substr(1);out.push([String.fromCharCode(c),fmt.substring(start,i+1),fmtparam,fmtflags,fmtwidth,fmtprec,fmtlen]);start=i+1;fmtlen=fmtprec=fmtwidth=fmtflags=fmtparam="";break;default:throw new Error("Invalid format string starting with |"+fmt.substring(start,i+1)+"|");}}if(start<fmt.length)out.push(["L",fmt.substring(start)]);return out}var padstr={" ":"                                 ",0:"000000000000000000000000000000000",7:"777777777777777777777777777777777",f:"fffffffffffffffffffffffffffffffff"};if(typeof process!=="undefined"&&!!process.versions&&!!process.versions.node)util=require("util");var u_inspect=typeof util!="undefined"?util.inspect:JSON.stringify;function doit(t,args){var o=[];var argidx=0,idx=0;var Vnum=0;var pad="";for(var i=0;i<t.length;++i){var m=t[i],c=m[0].charCodeAt(0);if(c===76){o.push(m[1]);continue}if(c===37){o.push("%");continue}var O="";var isnum=0,radix=10,bytes=4,sign=false;var flags=m[3]||"";var alt=flags.indexOf("#")>-1;if(m[2])argidx=parseInt(m[2])-1;else if(c===109&&!alt){o.push("Success");continue}var width=0;if(m[4]!=null&&m[4].length>0){if(m[4].charAt(0)!=="*")width=parseInt(m[4],10);else if(m[4].length===1)width=args[idx++];else width=args[parseInt(m[4].substr(1),10)-1]}var prec=-1;if(m[5]!=null&&m[5].length>0){if(m[5].charAt(0)!=="*")prec=parseInt(m[5],10);else if(m[5].length===1)prec=args[idx++];else prec=args[parseInt(m[5].substr(1),10)-1]}if(!m[2])argidx=idx++;var arg=args[argidx];var len=m[6]||"";switch(c){case 83:;case 115:O=String(arg);if(prec>=0)O=O.substr(0,prec);if(width>O.length||-width>O.length){if((flags.indexOf("-")==-1||width<0)&&flags.indexOf("0")!=-1){pad=width-O.length>=0?padstr["0"].substr(0,width-O.length):"";O=pad+O}else{pad=width-O.length>=0?padstr[" "].substr(0,width-O.length):"";O=flags.indexOf("-")>-1?O+pad:pad+O}}break;case 67:;case 99:switch(typeof arg){case"number":var cc=arg;if(c==67||len.charCodeAt(0)===108){cc&=4294967295;O=String.fromCharCode(cc)}else{cc&=255;O=String.fromCharCode(cc)}break;case"string":O=arg.charAt(0);break;default:O=String(arg).charAt(0);}if(width>O.length||-width>O.length){if((flags.indexOf("-")==-1||width<0)&&flags.indexOf("0")!=-1){pad=width-O.length>=0?padstr["0"].substr(0,width-O.length):"";O=pad+O}else{pad=width-O.length>=0?padstr[" "].substr(0,width-O.length):"";O=flags.indexOf("-")>-1?O+pad:pad+O}}break;case 68:bytes=8;case 100:;case 105:isnum=-1;sign=true;break;case 85:bytes=8;case 117:isnum=-1;break;case 79:bytes=8;case 111:isnum=-1;radix=8;break;case 120:isnum=-1;radix=-16;break;case 88:isnum=-1;radix=16;break;case 66:bytes=8;case 98:isnum=-1;radix=2;break;case 70:;case 102:isnum=1;break;case 69:;case 101:isnum=2;break;case 71:;case 103:isnum=3;break;case 65:;case 97:isnum=4;break;case 112:Vnum=typeof arg=="number"?arg:arg?Number(arg.l):-1;if(isNaN(Vnum))Vnum=-1;if(alt)O=Vnum.toString(10);else{Vnum=Math.abs(Vnum);O="0x"+Vnum.toString(16).toLowerCase()}break;case 110:if(arg){arg.len=0;for(var oo=0;oo<o.length;++oo)arg.len+=o[oo].length}continue;case 109:if(!(arg instanceof Error))O="Success";else if(arg.message)O=arg.message;else if(arg.errno)O="Error number "+arg.errno;else O="Error "+String(arg);break;case 74:O=(alt?u_inspect:JSON.stringify)(arg);break;case 86:O=arg==null?"null":String(arg.valueOf());break;case 84:if(alt){O=Object.prototype.toString.call(arg).substr(8);O=O.substr(0,O.length-1)}else O=typeof arg;break;case 89:;case 121:O=Boolean(arg)?alt?"yes":"true":alt?"no":"false";if(c==89)O=O.toUpperCase();if(prec>=0)O=O.substr(0,prec);if(width>O.length||-width>O.length){if((flags.indexOf("-")==-1||width<0)&&flags.indexOf("0")!=-1){pad=width-O.length>=0?padstr["0"].substr(0,width-O.length):"";O=pad+O}else{pad=width-O.length>=0?padstr[" "].substr(0,width-O.length):"";O=flags.indexOf("-")>-1?O+pad:pad+O}}break;}if(width<0){width=-width;flags+="-"}if(isnum==-1){Vnum=Number(arg);switch(len){case"hh":{bytes=1}break;case"h":{bytes=2}break;case"l":{if(bytes==4)bytes=8}break;case"L":;case"q":;case"ll":{if(bytes==4)bytes=8}break;case"j":{if(bytes==4)bytes=8}break;case"t":{if(bytes==4)bytes=8}break;case"z":;case"Z":{if(bytes==4)bytes=8}break;case"I":{if(bytes==4)bytes=8}break;case"w":break;}switch(bytes){case 1:Vnum=Vnum&255;if(sign&&Vnum>127)Vnum-=255+1;break;case 2:Vnum=Vnum&65535;if(sign&&Vnum>32767)Vnum-=65535+1;break;case 4:Vnum=sign?Vnum|0:Vnum>>>0;break;default:Vnum=isNaN(Vnum)?0:Math.round(Vnum);break;}if(bytes>4&&Vnum<0&&!sign){if(radix==16||radix==-16){O=(Vnum>>>0).toString(16);Vnum=Math.floor((Vnum-(Vnum>>>0))/Math.pow(2,32));O=(Vnum>>>0).toString(16)+(8-O.length>=0?padstr["0"].substr(0,8-O.length):"")+O;O=(16-O.length>=0?padstr["f"].substr(0,16-O.length):"")+O;if(radix==16)O=O.toUpperCase()}else if(radix==8){O=(Vnum>>>0).toString(8);O=(10-O.length>=0?padstr["0"].substr(0,10-O.length):"")+O;Vnum=Math.floor((Vnum-(Vnum>>>0&1073741823))/Math.pow(2,30));O=(Vnum>>>0).toString(8)+O.substr(O.length-10);O=O.substr(O.length-20);O="1"+(21-O.length>=0?padstr["7"].substr(0,21-O.length):"")+O}else{Vnum=-Vnum%1e16;var d1=[1,8,4,4,6,7,4,4,0,7,3,7,0,9,5,5,1,6,1,6];var di=d1.length-1;while(Vnum>0){if((d1[di]-=Vnum%10)<0){d1[di]+=10;d1[di-1]--}--di;Vnum=Math.floor(Vnum/10)}O=d1.join("")}}else{if(radix===-16)O=Vnum.toString(16).toLowerCase();else if(radix===16)O=Vnum.toString(16).toUpperCase();else O=Vnum.toString(radix)}if(prec===0&&O=="0"&&!(radix==8&&alt))O="";else{if(O.length<prec+(O.substr(0,1)=="-"?1:0)){if(O.substr(0,1)!="-")O=(prec-O.length>=0?padstr["0"].substr(0,prec-O.length):"")+O;else O=O.substr(0,1)+(prec+1-O.length>=0?padstr["0"].substr(0,prec+1-O.length):"")+O.substr(1)}if(!sign&&alt&&Vnum!==0)switch(radix){case-16:O="0x"+O;break;case 16:O="0X"+O;break;case 8:if(O.charAt(0)!="0")O="0"+O;break;case 2:O="0b"+O;break;}}if(sign&&O.charAt(0)!="-"){if(flags.indexOf("+")>-1)O="+"+O;else if(flags.indexOf(" ")>-1)O=" "+O}if(width>0){if(O.length<width){if(flags.indexOf("-")>-1){O=O+(width-O.length>=0?padstr[" "].substr(0,width-O.length):"")}else if(flags.indexOf("0")>-1&&prec<0&&O.length>0){if(prec>O.length)O=(prec-O.length>=0?padstr["0"].substr(0,prec-O.length):"")+O;pad=width-O.length>=0?padstr[prec>0?" ":"0"].substr(0,width-O.length):"";if(O.charCodeAt(0)<48){if(O.charAt(2).toLowerCase()=="x")O=O.substr(0,3)+pad+O.substring(3);else O=O.substr(0,1)+pad+O.substring(1)}else if(O.charAt(1).toLowerCase()=="x")O=O.substr(0,2)+pad+O.substring(2);else O=pad+O}else{O=(width-O.length>=0?padstr[" "].substr(0,width-O.length):"")+O}}}}else if(isnum>0){Vnum=Number(arg);if(arg===null)Vnum=0/0;if(len=="L")bytes=12;var isf=isFinite(Vnum);if(!isf){if(Vnum<0)O="-";else if(flags.indexOf("+")>-1)O="+";else if(flags.indexOf(" ")>-1)O=" ";O+=isNaN(Vnum)?"nan":"inf"}else{var E=0;if(prec==-1&&isnum!=4)prec=6;if(isnum==3){O=Vnum.toExponential(1);E=+O.substr(O.indexOf("e")+1);if(prec===0)prec=1;if(prec>E&&E>=-4){isnum=11;prec=prec-(E+1)}else{isnum=12;prec=prec-1}}var sg=Vnum<0||1/Vnum==-Infinity?"-":"";if(Vnum<0)Vnum=-Vnum;switch(isnum){case 1:;case 11:if(Vnum<1e21){O=Vnum.toFixed(prec);if(isnum==1){if(prec===0&&alt&&O.indexOf(".")==-1)O+="."}else if(!alt)O=O.replace(/(\.\d*[1-9])0*$/,"$1").replace(/\.0*$/,"");else if(O.indexOf(".")==-1)O+=".";break}O=Vnum.toExponential(20);E=+O.substr(O.indexOf("e")+1);O=O.charAt(0)+O.substr(2,O.indexOf("e")-2);O=O+(E-O.length+1>=0?padstr["0"].substr(0,E-O.length+1):"");if(alt||prec>0&&isnum!==11)O=O+"."+(prec>=0?padstr["0"].substr(0,prec):"");break;case 2:;case 12:O=Vnum.toExponential(prec);E=O.indexOf("e");if(O.length-E===3)O=O.substr(0,E+2)+"0"+O.substr(E+2);if(alt&&O.indexOf(".")==-1)O=O.substr(0,E)+"."+O.substr(E);else if(!alt&&isnum==12)O=O.replace(/\.0*e/,"e").replace(/\.(\d*[1-9])0*e/,".$1e");break;case 4:if(Vnum===0){O="0x0"+(alt||prec>0?"."+(prec>=0?padstr["0"].substr(0,prec):""):"")+"p+0";break}O=Vnum.toString(16);var ac=O.charCodeAt(0);if(ac==48){ac=2;E=-4;Vnum*=16;while(O.charCodeAt(ac++)==48){E-=4;Vnum*=16}O=Vnum.toString(16);ac=O.charCodeAt(0)}var ai=O.indexOf(".");if(O.indexOf("(")>-1){var am=O.match(/\(e(.*)\)/);var ae=am?+am[1]:0;E+=4*ae;Vnum/=Math.pow(16,ae)}else if(ai>1){E+=4*(ai-1);Vnum/=Math.pow(16,ai-1)}else if(ai==-1){E+=4*(O.length-1);Vnum/=Math.pow(16,O.length-1)}if(bytes>8){if(ac<50){E-=3;Vnum*=8}else if(ac<52){E-=2;Vnum*=4}else if(ac<56){E-=1;Vnum*=2}}else{if(ac>=56){E+=3;Vnum/=8}else if(ac>=52){E+=2;Vnum/=4}else if(ac>=50){E+=1;Vnum/=2}}O=Vnum.toString(16);if(O.length>1){if(O.length>prec+2&&O.charCodeAt(prec+2)>=56){var _f=O.charCodeAt(0)==102;O=(Vnum+8*Math.pow(16,-prec-1)).toString(16);if(_f&&O.charCodeAt(0)==49)E+=4}if(prec>0){O=O.substr(0,prec+2);if(O.length<prec+2){if(O.charCodeAt(0)<48)O=O.charAt(0)+(prec+2-O.length>=0?padstr["0"].substr(0,prec+2-O.length):"")+O.substr(1);else O+=prec+2-O.length>=0?padstr["0"].substr(0,prec+2-O.length):""}}else if(prec===0)O=O.charAt(0)+(alt?".":"")}else if(prec>0)O=O+"."+(prec>=0?padstr["0"].substr(0,prec):"");else if(alt)O=O+".";O="0x"+O+"p"+(E>=0?"+"+E:E);break;}if(sg===""){if(flags.indexOf("+")>-1)sg="+";else if(flags.indexOf(" ")>-1)sg=" "}O=sg+O}if(width>O.length){if(flags.indexOf("-")>-1){O=O+(width-O.length>=0?padstr[" "].substr(0,width-O.length):"")}else if(flags.indexOf("0")>-1&&O.length>0&&isf){pad=width-O.length>=0?padstr["0"].substr(0,width-O.length):"";if(O.charCodeAt(0)<48){if(O.charAt(2).toLowerCase()=="x")O=O.substr(0,3)+pad+O.substring(3);else O=O.substr(0,1)+pad+O.substring(1)}else if(O.charAt(1).toLowerCase()=="x")O=O.substr(0,2)+pad+O.substring(2);else O=pad+O}else{O=(width-O.length>=0?padstr[" "].substr(0,width-O.length):"")+O}}if(c<96)O=O.toUpperCase()}o.push(O)}return o.join("")}function vsprintf(fmt,args){return doit(tokenize(fmt),args)}function sprintf(){var args=new Array(arguments.length-1);for(var i=0;i<args.length;++i)args[i]=arguments[i+1];return doit(tokenize(arguments[0]),args)}PRINTJ.sprintf=sprintf;PRINTJ.vsprintf=vsprintf;PRINTJ._doit=doit;PRINTJ._tokenize=tokenize});
+var PRINTJ;(function(factory){if(typeof DO_NOT_EXPORT_PRINTJ==="undefined"){if("object"===typeof exports){factory(exports)}else if("function"===typeof define&&define.amd){define(function(){var module={};factory(module);return module})}else{factory(PRINTJ={})}}else{factory(PRINTJ={})}})(function(PRINTJ){PRINTJ.version="1.1.2";function tokenize(fmt){var out=[];var start=0;var i=0;var infmt=false;var fmtparam="",fmtflags="",fmtwidth="",fmtprec="",fmtlen="";var c=0;var L=fmt.length;for(;i<L;++i){c=fmt.charCodeAt(i);if(!infmt){if(c!==37)continue;if(start<i)out.push(["L",fmt.substring(start,i)]);start=i;infmt=true;continue}if(c>=48&&c<58){if(fmtprec.length)fmtprec+=String.fromCharCode(c);else if(c==48&&!fmtwidth.length)fmtflags+=String.fromCharCode(c);else fmtwidth+=String.fromCharCode(c)}else switch(c){case 36:if(fmtprec.length)fmtprec+="$";else if(fmtwidth.charAt(0)=="*")fmtwidth+="$";else{fmtparam=fmtwidth+"$";fmtwidth=""}break;case 39:fmtflags+="'";break;case 45:fmtflags+="-";break;case 43:fmtflags+="+";break;case 32:fmtflags+=" ";break;case 35:fmtflags+="#";break;case 46:fmtprec=".";break;case 42:if(fmtprec.charAt(0)==".")fmtprec+="*";else fmtwidth+="*";break;case 104:;case 108:if(fmtlen.length>1)throw"bad length "+fmtlen+String(c);fmtlen+=String.fromCharCode(c);break;case 76:;case 106:;case 122:;case 116:;case 113:;case 90:;case 119:if(fmtlen!=="")throw"bad length "+fmtlen+String.fromCharCode(c);fmtlen=String.fromCharCode(c);break;case 73:if(fmtlen!=="")throw"bad length "+fmtlen+"I";fmtlen="I";break;case 100:;case 105:;case 111:;case 117:;case 120:;case 88:;case 102:;case 70:;case 101:;case 69:;case 103:;case 71:;case 97:;case 65:;case 99:;case 67:;case 115:;case 83:;case 112:;case 110:;case 68:;case 85:;case 79:;case 109:;case 98:;case 66:;case 121:;case 89:;case 74:;case 86:;case 84:;case 37:infmt=false;if(fmtprec.length>1)fmtprec=fmtprec.substr(1);out.push([String.fromCharCode(c),fmt.substring(start,i+1),fmtparam,fmtflags,fmtwidth,fmtprec,fmtlen]);start=i+1;fmtlen=fmtprec=fmtwidth=fmtflags=fmtparam="";break;default:throw new Error("Invalid format string starting with |"+fmt.substring(start,i+1)+"|");}}if(start<fmt.length)out.push(["L",fmt.substring(start)]);return out}var padstr={" ":"                                 ",0:"000000000000000000000000000000000",7:"777777777777777777777777777777777",f:"fffffffffffffffffffffffffffffffff"};if(typeof process!=="undefined"&&!!process.versions&&!!process.versions.node)util=require("util");var u_inspect=typeof util!="undefined"?util.inspect:JSON.stringify;function doit(t,args){var o=[];var argidx=0,idx=0;var Vnum=0;var pad="";for(var i=0;i<t.length;++i){var m=t[i],c=m[0].charCodeAt(0);if(c===76){o.push(m[1]);continue}if(c===37){o.push("%");continue}var O="";var isnum=0,radix=10,bytes=4,sign=false;var flags=m[3]||"";var alt=flags.indexOf("#")>-1;if(m[2])argidx=parseInt(m[2])-1;else if(c===109&&!alt){o.push("Success");continue}var width=0;if(m[4]!=null&&m[4].length>0){if(m[4].charAt(0)!=="*")width=parseInt(m[4],10);else if(m[4].length===1)width=args[idx++];else width=args[parseInt(m[4].substr(1),10)-1]}var prec=-1;if(m[5]!=null&&m[5].length>0){if(m[5].charAt(0)!=="*")prec=parseInt(m[5],10);else if(m[5].length===1)prec=args[idx++];else prec=args[parseInt(m[5].substr(1),10)-1]}if(!m[2])argidx=idx++;var arg=args[argidx];var len=m[6]||"";switch(c){case 83:;case 115:O=String(arg);if(prec>=0)O=O.substr(0,prec);if(width>O.length||-width>O.length){if((flags.indexOf("-")==-1||width<0)&&flags.indexOf("0")!=-1){pad=width-O.length>=0?padstr["0"].substr(0,width-O.length):"";O=pad+O}else{pad=width-O.length>=0?padstr[" "].substr(0,width-O.length):"";O=flags.indexOf("-")>-1?O+pad:pad+O}}break;case 67:;case 99:switch(typeof arg){case"number":var cc=arg;if(c==67||len.charCodeAt(0)===108){cc&=4294967295;O=String.fromCharCode(cc)}else{cc&=255;O=String.fromCharCode(cc)}break;case"string":O=arg.charAt(0);break;default:O=String(arg).charAt(0);}if(width>O.length||-width>O.length){if((flags.indexOf("-")==-1||width<0)&&flags.indexOf("0")!=-1){pad=width-O.length>=0?padstr["0"].substr(0,width-O.length):"";O=pad+O}else{pad=width-O.length>=0?padstr[" "].substr(0,width-O.length):"";O=flags.indexOf("-")>-1?O+pad:pad+O}}break;case 68:bytes=8;case 100:;case 105:isnum=-1;sign=true;break;case 85:bytes=8;case 117:isnum=-1;break;case 79:bytes=8;case 111:isnum=-1;radix=8;break;case 120:isnum=-1;radix=-16;break;case 88:isnum=-1;radix=16;break;case 66:bytes=8;case 98:isnum=-1;radix=2;break;case 70:;case 102:isnum=1;break;case 69:;case 101:isnum=2;break;case 71:;case 103:isnum=3;break;case 65:;case 97:isnum=4;break;case 112:Vnum=typeof arg=="number"?arg:arg?Number(arg.l):-1;if(isNaN(Vnum))Vnum=-1;if(alt)O=Vnum.toString(10);else{Vnum=Math.abs(Vnum);O="0x"+Vnum.toString(16).toLowerCase()}break;case 110:if(arg){arg.len=0;for(var oo=0;oo<o.length;++oo)arg.len+=o[oo].length}continue;case 109:if(!(arg instanceof Error))O="Success";else if(arg.message)O=arg.message;else if(arg.errno)O="Error number "+arg.errno;else O="Error "+String(arg);break;case 74:O=(alt?u_inspect:JSON.stringify)(arg);break;case 86:O=arg==null?"null":String(arg.valueOf());break;case 84:if(alt){O=Object.prototype.toString.call(arg).substr(8);O=O.substr(0,O.length-1)}else O=typeof arg;break;case 89:;case 121:O=Boolean(arg)?alt?"yes":"true":alt?"no":"false";if(c==89)O=O.toUpperCase();if(prec>=0)O=O.substr(0,prec);if(width>O.length||-width>O.length){if((flags.indexOf("-")==-1||width<0)&&flags.indexOf("0")!=-1){pad=width-O.length>=0?padstr["0"].substr(0,width-O.length):"";O=pad+O}else{pad=width-O.length>=0?padstr[" "].substr(0,width-O.length):"";O=flags.indexOf("-")>-1?O+pad:pad+O}}break;}if(width<0){width=-width;flags+="-"}if(isnum==-1){Vnum=Number(arg);switch(len){case"hh":{bytes=1}break;case"h":{bytes=2}break;case"l":{if(bytes==4)bytes=8}break;case"L":;case"q":;case"ll":{if(bytes==4)bytes=8}break;case"j":{if(bytes==4)bytes=8}break;case"t":{if(bytes==4)bytes=8}break;case"z":;case"Z":{if(bytes==4)bytes=8}break;case"I":{if(bytes==4)bytes=8}break;case"w":break;}switch(bytes){case 1:Vnum=Vnum&255;if(sign&&Vnum>127)Vnum-=255+1;break;case 2:Vnum=Vnum&65535;if(sign&&Vnum>32767)Vnum-=65535+1;break;case 4:Vnum=sign?Vnum|0:Vnum>>>0;break;default:Vnum=isNaN(Vnum)?0:Math.round(Vnum);break;}if(bytes>4&&Vnum<0&&!sign){if(radix==16||radix==-16){O=(Vnum>>>0).toString(16);Vnum=Math.floor((Vnum-(Vnum>>>0))/Math.pow(2,32));O=(Vnum>>>0).toString(16)+(8-O.length>=0?padstr["0"].substr(0,8-O.length):"")+O;O=(16-O.length>=0?padstr["f"].substr(0,16-O.length):"")+O;if(radix==16)O=O.toUpperCase()}else if(radix==8){O=(Vnum>>>0).toString(8);O=(10-O.length>=0?padstr["0"].substr(0,10-O.length):"")+O;Vnum=Math.floor((Vnum-(Vnum>>>0&1073741823))/Math.pow(2,30));O=(Vnum>>>0).toString(8)+O.substr(O.length-10);O=O.substr(O.length-20);O="1"+(21-O.length>=0?padstr["7"].substr(0,21-O.length):"")+O}else{Vnum=-Vnum%1e16;var d1=[1,8,4,4,6,7,4,4,0,7,3,7,0,9,5,5,1,6,1,6];var di=d1.length-1;while(Vnum>0){if((d1[di]-=Vnum%10)<0){d1[di]+=10;d1[di-1]--}--di;Vnum=Math.floor(Vnum/10)}O=d1.join("")}}else{if(radix===-16)O=Vnum.toString(16).toLowerCase();else if(radix===16)O=Vnum.toString(16).toUpperCase();else O=Vnum.toString(radix)}if(prec===0&&O=="0"&&!(radix==8&&alt))O="";else{if(O.length<prec+(O.substr(0,1)=="-"?1:0)){if(O.substr(0,1)!="-")O=(prec-O.length>=0?padstr["0"].substr(0,prec-O.length):"")+O;else O=O.substr(0,1)+(prec+1-O.length>=0?padstr["0"].substr(0,prec+1-O.length):"")+O.substr(1)}if(!sign&&alt&&Vnum!==0)switch(radix){case-16:O="0x"+O;break;case 16:O="0X"+O;break;case 8:if(O.charAt(0)!="0")O="0"+O;break;case 2:O="0b"+O;break;}}if(sign&&O.charAt(0)!="-"){if(flags.indexOf("+")>-1)O="+"+O;else if(flags.indexOf(" ")>-1)O=" "+O}if(width>0){if(O.length<width){if(flags.indexOf("-")>-1){O=O+(width-O.length>=0?padstr[" "].substr(0,width-O.length):"")}else if(flags.indexOf("0")>-1&&prec<0&&O.length>0){if(prec>O.length)O=(prec-O.length>=0?padstr["0"].substr(0,prec-O.length):"")+O;pad=width-O.length>=0?padstr[prec>0?" ":"0"].substr(0,width-O.length):"";if(O.charCodeAt(0)<48){if(O.charAt(2).toLowerCase()=="x")O=O.substr(0,3)+pad+O.substring(3);else O=O.substr(0,1)+pad+O.substring(1)}else if(O.charAt(1).toLowerCase()=="x")O=O.substr(0,2)+pad+O.substring(2);else O=pad+O}else{O=(width-O.length>=0?padstr[" "].substr(0,width-O.length):"")+O}}}}else if(isnum>0){Vnum=Number(arg);if(arg===null)Vnum=0/0;if(len=="L")bytes=12;var isf=isFinite(Vnum);if(!isf){if(Vnum<0)O="-";else if(flags.indexOf("+")>-1)O="+";else if(flags.indexOf(" ")>-1)O=" ";O+=isNaN(Vnum)?"nan":"inf"}else{var E=0;if(prec==-1&&isnum!=4)prec=6;if(isnum==3){O=Vnum.toExponential(1);E=+O.substr(O.indexOf("e")+1);if(prec===0)prec=1;if(prec>E&&E>=-4){isnum=11;prec=prec-(E+1)}else{isnum=12;prec=prec-1}}var sg=Vnum<0||1/Vnum==-Infinity?"-":"";if(Vnum<0)Vnum=-Vnum;switch(isnum){case 1:;case 11:if(Vnum<1e21){O=Vnum.toFixed(prec);if(isnum==1){if(prec===0&&alt&&O.indexOf(".")==-1)O+="."}else if(!alt)O=O.replace(/(\.\d*[1-9])0*$/,"$1").replace(/\.0*$/,"");else if(O.indexOf(".")==-1)O+=".";break}O=Vnum.toExponential(20);E=+O.substr(O.indexOf("e")+1);O=O.charAt(0)+O.substr(2,O.indexOf("e")-2);O=O+(E-O.length+1>=0?padstr["0"].substr(0,E-O.length+1):"");if(alt||prec>0&&isnum!==11)O=O+"."+(prec>=0?padstr["0"].substr(0,prec):"");break;case 2:;case 12:O=Vnum.toExponential(prec);E=O.indexOf("e");if(O.length-E===3)O=O.substr(0,E+2)+"0"+O.substr(E+2);if(alt&&O.indexOf(".")==-1)O=O.substr(0,E)+"."+O.substr(E);else if(!alt&&isnum==12)O=O.replace(/\.0*e/,"e").replace(/\.(\d*[1-9])0*e/,".$1e");break;case 4:if(Vnum===0){O="0x0"+(alt||prec>0?"."+(prec>=0?padstr["0"].substr(0,prec):""):"")+"p+0";break}O=Vnum.toString(16);var ac=O.charCodeAt(0);if(ac==48){ac=2;E=-4;Vnum*=16;while(O.charCodeAt(ac++)==48){E-=4;Vnum*=16}O=Vnum.toString(16);ac=O.charCodeAt(0)}var ai=O.indexOf(".");if(O.indexOf("(")>-1){var am=O.match(/\(e(.*)\)/);var ae=am?+am[1]:0;E+=4*ae;Vnum/=Math.pow(16,ae)}else if(ai>1){E+=4*(ai-1);Vnum/=Math.pow(16,ai-1)}else if(ai==-1){E+=4*(O.length-1);Vnum/=Math.pow(16,O.length-1)}if(bytes>8){if(ac<50){E-=3;Vnum*=8}else if(ac<52){E-=2;Vnum*=4}else if(ac<56){E-=1;Vnum*=2}}else{if(ac>=56){E+=3;Vnum/=8}else if(ac>=52){E+=2;Vnum/=4}else if(ac>=50){E+=1;Vnum/=2}}O=Vnum.toString(16);if(O.length>1){if(O.length>prec+2&&O.charCodeAt(prec+2)>=56){var _f=O.charCodeAt(0)==102;O=(Vnum+8*Math.pow(16,-prec-1)).toString(16);if(_f&&O.charCodeAt(0)==49)E+=4}if(prec>0){O=O.substr(0,prec+2);if(O.length<prec+2){if(O.charCodeAt(0)<48)O=O.charAt(0)+(prec+2-O.length>=0?padstr["0"].substr(0,prec+2-O.length):"")+O.substr(1);else O+=prec+2-O.length>=0?padstr["0"].substr(0,prec+2-O.length):""}}else if(prec===0)O=O.charAt(0)+(alt?".":"")}else if(prec>0)O=O+"."+(prec>=0?padstr["0"].substr(0,prec):"");else if(alt)O=O+".";O="0x"+O+"p"+(E>=0?"+"+E:E);break;}if(sg===""){if(flags.indexOf("+")>-1)sg="+";else if(flags.indexOf(" ")>-1)sg=" "}O=sg+O}if(width>O.length){if(flags.indexOf("-")>-1){O=O+(width-O.length>=0?padstr[" "].substr(0,width-O.length):"")}else if(flags.indexOf("0")>-1&&O.length>0&&isf){pad=width-O.length>=0?padstr["0"].substr(0,width-O.length):"";if(O.charCodeAt(0)<48){if(O.charAt(2).toLowerCase()=="x")O=O.substr(0,3)+pad+O.substring(3);else O=O.substr(0,1)+pad+O.substring(1)}else if(O.charAt(1).toLowerCase()=="x")O=O.substr(0,2)+pad+O.substring(2);else O=pad+O}else{O=(width-O.length>=0?padstr[" "].substr(0,width-O.length):"")+O}}if(c<96)O=O.toUpperCase()}o.push(O)}return o.join("")}function vsprintf(fmt,args){return doit(tokenize(fmt),args)}function sprintf(){var args=new Array(arguments.length-1);for(var i=0;i<args.length;++i)args[i]=arguments[i+1];return doit(tokenize(arguments[0]),args)}PRINTJ.sprintf=sprintf;PRINTJ.vsprintf=vsprintf;PRINTJ._doit=doit;PRINTJ._tokenize=tokenize});
diff --git a/lib/impl.json b/lib/impl.json
index c81f872..002977e 100644
--- a/lib/impl.json
+++ b/lib/impl.json
@@ -1,5 +1,7 @@
 [
 	"loop_char",
 	"loop_code",
+	"index_char",
+	"index_code",
 	"regex"
 ]
diff --git a/package.json b/package.json
index c0c3c05..34f019f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "printj",
-	"version": "1.1.1",
+	"version": "1.1.2",
 	"author": "sheetjs",
 	"description": "Pure-JS printf",
 	"keywords": [
diff --git a/printj.flow.js b/printj.flow.js
index d912eaa..8f0694c 100644
--- a/printj.flow.js
+++ b/printj.flow.js
@@ -27,7 +27,7 @@ var PRINTJ/*:PRINTJModule*/;
 	/*jshint ignore:end */
 }(function(PRINTJ/*:PRINTJModule*/) {
 
-PRINTJ.version = '1.1.1';
+PRINTJ.version = '1.1.2';
 
 function tokenize(fmt/*:string*/)/*:ParsedFmt*/ {
 	var out/*:ParsedFmt*/ = [];
diff --git a/printj.js b/printj.js
index 186254f..a2a38d6 100644
--- a/printj.js
+++ b/printj.js
@@ -25,7 +25,7 @@ var PRINTJ;
 	/*jshint ignore:end */
 }(function(PRINTJ) {
 
-PRINTJ.version = '1.1.1';
+PRINTJ.version = '1.1.2';
 
 function tokenize(fmt) {
 	var out = [];
diff --git a/test.js b/test.js
index 9b1c71c..b073a51 100644
--- a/test.js
+++ b/test.js
@@ -54,7 +54,7 @@ describe('correctness', function() {
 	IMPL.forEach(function(n,i) {
 		var impl = IMPLA[i];
 		it(n, function() {
-			PRINTF.forEach(function(v) {
+			for(var i = 0; i < 5; ++i) PRINTF.forEach(function(v) {
 				if(impl.sprintf.apply(impl, v[0]) != v[1]) {
 					if(isopera() && v[0][0].match(/^%.*[Aa]$/)) return;
 					console.log(v);