CFML Reference

RemoveChars

Description

Removes characters from a string.

Return value

A copy of the string, with count characters removed from the specified start position. If no characters are found, returns zero.

Category

String functions

Syntax

RemoveChars(string, start, count) 

See also

Insert, Len

Parameters

Parameter	Description
string	A string or a variable that contains one. String in which to search.
start	A positive integer or a variable that contains one. Position at which to start search.
count	Number of characters to remove

Example

<h3>RemoveChars Example</h3>
Returns a string with <I>count</I> characters removed from the 
start position. Returns 0 if no characters are found.

<cfif IsDefined("FORM.myString")>
  <cfif Evaluate(FORM.numChars + FORM.start) 
   GT Len(FORM.myString)>
    <p>Your string is only <cfoutput>#Len(FORM.myString)#
     </cfoutput> characters long.
    Please enter a longer string, select fewer characters to remove or
    begin earlier in the string.
  <cfelse>
    <cfoutput>
    <p>Your original string:   #FORM.myString#
    <p>Your modified string:  #RemoveChars(FORM.myString,
     FORM.numChars, FORM.start)#
    </cfoutput>

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