Javascript 在javascript中检查日期是否有效
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时间:2020-08-24 02:00:42 来源:igfitidea点击:
Checking if a date is valid in javascript
提问by Guilherme Costa
Possible Duplicate:
Detecting an “invalid date” Date instance in JavaScript
Is there is a function IsDate()
in javascript?
IsDate()
javascript中有函数吗?
回答by Gabriel Jürgens
Try this:
尝试这个:
var date = new Date();
console.log(date instanceof Date && !isNaN(date.valueOf()));
This should return true
.
这应该返回true
。
UDATED: Added isNaN
check to handle the case commented by Julian H. Lam
最新:添加isNaN
检查以处理Julian H. Lam评论的案例