###Function###
StringIsXDigit

###Description###
Checks if a string contains only hexadecimal digit (0-9, A-F) characters.

###Syntax###
StringIsXDigit ( "string" )


###Parameters###
@@ParamTable@@
string
	The string to check
@@End@@

###ReturnValue###
@@ReturnTable@@
Success:	1.
Failure:	0 if string contains non-hexadecimal characters.
@@End@@


###Remarks###
Valid characters are <strong>0123456789abcdefABCDEF</strong>  Note that a string containing whitespace or the "0x" prefix will cause <a href="StringIsXDigit.htm">StringIsXDigit()</a> to return 0.


###Related###
StringIsAlNum, StringIsAlpha, StringIsASCII, StringIsDigit, StringIsLower, StringIsSpace, StringIsUpper, StringLower, StringUpper


###Example###
@@IncludeExample@@
