CFLib.org – CharAt

CharAt(str, pos)

Last updated August 27, 2001

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author

Raymond Camden
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Version: 1 | Requires: ColdFusion 5 | Library: StrLib

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Description:
Returns the character at a certain position in a string.

Return Values:
Returns a character.

Example:

view plain print about

<CFSET STR = "This is the end.">
<CFOUTPUT>
2nd char: #CharAt(Str,2)#<BR>
4th char: #CharAt(Str,4)#<BR>
6th char: #CharAt(Str,6)#<BR>
8th char: #CharAt(Str,8)#<BR>
</CFOUTPUT>

<CFSET STR = "This is the end.">
<CFOUTPUT>
2nd char: #CharAt(Str,2)#<BR>
4th char: #CharAt(Str,4)#<BR>
6th char: #CharAt(Str,6)#<BR>
8th char: #CharAt(Str,8)#<BR>
</CFOUTPUT>

Parameters:

Name	Description	Required
str	String to be checked.	Yes
pos	Position to get character from.	Yes

Full UDF Source:

	
	
			
			
			
				
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				ColdFISH is developed by Jason Delmore.  Source code and license information available at coldfish.riaforge.org.  Version 3.1.1
				
			<cfscript>
/**
 * Returns the character at a certain position in a string.
 * 
 * @param str 	 String to be checked. 
 * @param pos 	 Position to get character from. 
 * @return Returns a character. 
 * @author Raymond Camden (&#114;&#97;&#121;&#64;&#99;&#97;&#109;&#100;&#101;&#110;&#102;&#97;&#109;&#105;&#108;&#121;&#46;&#99;&#111;&#109;) 
 * @version 1, December 3, 2001 
 */
function CharAt(str,pos) {
    return Mid(str,pos,1);
}
</cfscript>
		<cfscript>
/**
 * Returns the character at a certain position in a string.
 * 
 * @param str      String to be checked. 
 * @param pos      Position to get character from. 
 * @return Returns a character. 
 * @author Raymond Camden (ray@camdenfamily.com) 
 * @version 1, December 3, 2001 
 */
function CharAt(str,pos) {
    return Mid(str,pos,1);
}
</cfscript>