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Fixes #2644.

This commit is contained in:
juanii 2023-05-12 15:41:49 -03:00
parent d3a480750b
commit c7c36e2886
Signed by: juanii
GPG Key ID: D63E3541F4C1923D
1 changed files with 14 additions and 6 deletions
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xlsx.js generated
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@ -477,11 +477,15 @@ function SSF_parse_date_code(v,opts,b2) {
var SSFbasedate = new Date(1899, 11, 31, 0, 0, 0);
var SSFdnthresh = SSFbasedate.getTime();
var SSFbase1904 = new Date(1900, 2, 1, 0, 0, 0);
var SSFmsInDay = 24 * 60 * 60 * 1000;
function datenum_local(v, date1904) {
var epoch = v.getTime();
if(date1904) epoch -= 1461*24*60*60*1000;
else if(v >= SSFbase1904) epoch += 24*60*60*1000;
return (epoch - (SSFdnthresh + (v.getTimezoneOffset() - SSFbasedate.getTimezoneOffset()) * 60000)) / (24 * 60 * 60 * 1000);
var date = Math.floor(epoch / SSFmsInDay);
var time = epoch % SSFmsInDay;
if(time < 0) time += SSFmsInDay;
if(date1904) date -= 1461;
else if(v >= SSFbase1904) date += 1;
return (date - Math.floor(SSFdnthresh / SSFmsInDay)) + (time - v.getTimezoneOffset() * 60000) / SSFmsInDay;
}
/* ECMA-376 18.8.30 numFmt*/
/* Note: `toPrecision` uses standard form when prec > E and E >= -6 */
@ -3270,11 +3274,15 @@ function evert_arr(obj) {
}
var basedate = new Date(1899, 11, 30, 0, 0, 0); // 2209161600000
var msInDay = 24 * 60 * 60 * 1000;
function datenum(v, date1904) {
var epoch = v.getTime();
if(date1904) epoch -= 1462*24*60*60*1000;
var dnthresh = basedate.getTime() + (v.getTimezoneOffset() - basedate.getTimezoneOffset()) * 60000;
return (epoch - dnthresh) / (24 * 60 * 60 * 1000);
var date = Math.floor(epoch / msInDay);
var time = epoch % msInDay;
if(time < 0) time += msInDay;
if(date1904) date -= 1462;
var dnthresh = Math.floor(basedate.getTime() / msInDay);
return (date - dnthresh) + (time - v.getTimezoneOffset() * 60000) / msInDay;
}
var refdate = new Date();
var dnthresh = basedate.getTime() + (refdate.getTimezoneOffset() - basedate.getTimezoneOffset()) * 60000;