forked from sheetjs/sheetjs
14 lines
363 B
JavaScript
14 lines
363 B
JavaScript
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function isval(x) { return typeof x !== "undefined" && x !== null; }
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function keys(o) { return Object.keys(o).filter(function(x) { return o.hasOwnProperty(x); }); }
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function evert(obj, arr) {
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var o = {};
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keys(obj).forEach(function(k) {
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if(!obj.hasOwnProperty(k)) return;
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if(!arr) o[obj[k]] = k;
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else (o[obj[k]]=o[obj[k]]||[]).push(k);
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});
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return o;
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}
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