how to get check file contains in razor view page

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hi,
how to check the variable contains the extension or not,
I defined like var file = file1.prj.
I want to check whether the variable contains prj or not in java script.
how can I do this

Posted 8-Mar-13 20:04pm

charan1431

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Sandeep Mewara · Answer 1 · 2013-03-08T23:58:00

Steps:
1. Based on '.' as a delimiter, split the variable into array
2. Check the 2nd value if you are sure that variable will always be of format xxx.yyy
3. If array length is more than one, based on the defined format, variable contains extension.

Refer: JavaScript split() Method[^]

Try out.