Closed
Bug 593312
Opened 15 years ago
Closed 15 years ago
Date class of JavaScript is not reflected correctly.
Categories
(Firefox :: General, defect)
Tracking
()
RESOLVED
INVALID
People
(Reporter: tankinguard, Unassigned)
Details
User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; ja; rv:1.9.2.8) Gecko/20100722 Firefox/3.6.8
Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 6.1; ja; rv:1.9.2.8) Gecko/20100722 Firefox/3.6.8
The date inputted into the Date class is not stored exactly.
Reproducible: Always
Steps to Reproduce:
Execute the following scripts.
<html>
<body>
<script type="text/javascript">
var d = new Date(2010,8,31,0,0,0);
document.write(d.toString() + "<br>");
d = new Date(2010,9,1,0,0,0);
document.write(d.toString() + "<br>");
d = new Date(2010,12,30,0,0,0);
document.write(d.toString() + "<br>");
</script>
</body>
</html>
Actual Results:
Fri Oct 01 2010 00:00:00 GMT+0900
Fri Oct 01 2010 00:00:00 GMT+0900
Sun Jan 30 2011 00:00:00 GMT+0900
Expected Results:
Tue Aug 31 2010 00:00:00 GMT+0900
Fri Oct 01 2010 00:00:00 GMT+0900
Thu Dec 30 2010 00:00:00 GMT+0900
I think that there is a Problem in "jsdate.c" of SpiderMonkey.
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Comment 1•15 years ago
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months in javascript start from 0 so the first date is 31st September which doesn't exist. 1 October seems a reasonable substitution doesn't it?
Same with the other dates.
Status: UNCONFIRMED → RESOLVED
Closed: 15 years ago
Resolution: --- → INVALID
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Description
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