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Regular Expression Details

Title	Test Find Image File Extension
Expression	.*(\.[Jj][Pp][Gg]\|\.[Gg][Ii][Ff]\|\.[Jj][Pp][Ee][Gg]\|\.[Pp][Nn][Gg])
Description	This expression should work to validate that an uploaded file's extension is either jpg, gif, or png.
Matches	foo.gif\|foo.jpg\|foo.png
Non-Matches	foo.txt\|foo.zip\|foo.exe
Author	Rating: Not yet rated. Steven Smith
Source	Willem @ Wildenborg.nl
Your Rating	Bad 1 2 3 4 5 Good

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