time difference calculation

AntonyRayan 15 Posting Whiz in Training

8 Years Ago

I use this code to find time difference,
alert(( new Date("1970-1-1 12:42 ") - new Date("1970-1-1 9:42") ) / 1000 / 60 / 60 );

it works in chrome, but in firefox it shows NaN error.
How to solve this?

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Latest Post 8 Years Ago Latest Post by cereal

cereal 1,524 Nearly a Senior Poster

8 Years Ago

You have to format the date string to something that Date() can handle, follow:

https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/parse

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