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Easy way to tell the data type of a string?

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06-16-2004, 04:30 PM	#1 (permalink)
Epsilon Regular Contributor Join Date: Mar 2003 Location: Las Vegas, NV Posts: 127	Easy way to tell the data type of a string? I want to make sure that a variable passed from a form is an integer. No letter characters and no doubles. There must be a function for this? __________________ --Epsilon--

06-16-2004, 04:52 PM	#2 (permalink)
Epsilon Regular Contributor Join Date: Mar 2003 Location: Las Vegas, NV Posts: 127	Nevermind, is_int() I was just having some trouble finding it in the PHP docs. __________________ --Epsilon--

06-16-2004, 05:21 PM	#3 (permalink)
bdl Senior Contributor Join Date: May 2002 Location: vta.ca.usa Posts: 555	Actually, in this case you want to use is_numeric(), since any value passed in a form is treated as a string.

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