js check invalid date

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showing results for - "js check invalid date"
Federico
08 Jan 2017
1const isValid = !Number.isNaN(new Date(timestamp).getTime())
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Eric
23 Mar 2017
1const validDate = !isNaN(Date.parse('foo'))
2
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Gabriele
18 Jan 2017
1if (Object.prototype.toString.call(d) === "[object Date]") {
2  // it is a date
3  if (isNaN(d.getTime())) {  // d.valueOf() could also work
4    // date is not valid
5  } else {
6    // date is valid
7  }
8} else {
9  // not a date
10}
11
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