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javaScript calculates the difference in days between two dates (sample code)_javascript skills

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2016-05-16 17:06:461109browse

1: Calculate the number of days between two dates

For example:
str1 = "2002-01-20"
str2 = "2002-10-11"
How to use JavaScript to calculate the number of days between str1 and str2?

Copy code The code is as follows:










2: Calculate the date after a certain number of days

In JavaScript, calculate the date after today's date. It is far less convenient than in .Net. A function can solve the problem. This problem troubled me for a while, and finally the problem was solved through the introduction of a netizen. Post it and share it.

Copy code The code is as follows:



The 100 above represents the date 100 days later, you can modify it. Date.getTime() in JS can only support dates after 1970.01.01; and the month is 0 - 11, which is a bit different, so avoid it. Of course you can also calculate dates after a specific date.
Copy code The code is as follows:


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