Gets characters from a string, from the beginning to a character that is in a specified set of characters. The search is case-sensitive.

A string; characters from string, from the beginning to a character that is in set.

String functions

SpanExcluding(string, set)

GetToken, SpanIncluding; "Caching parts of ColdFusion pages" in Chapter 13, "Designing and Optimizing a ColdFusion Application," in ColdFusion MX Developer's Guide

<h3>SpanExcluding Example</h3>

<cfif IsDefined("FORM.myString")>
<p>Your string was <cfoutput>#FORM.myString#</cfoutput>
<p>Your set of characters was <cfoutput>#FORM.mySet#</cfoutput>
<p>Your string up until one of the characters in the set is:
<cfoutput>#SpanExcluding(FORM.myString, FORM.mySet)#</cfoutput>
</cfif>

<p>Returns all characters from string from beginning to a character
from the set of characters. The search is case-sensitive.

<form method = post action = "spanexcluding.cfm">
<p>Enter a string:
<br><input type = "Text" name = "myString" value = "Hey, you!">
<p>And a set of characters:
<br><input type = "Text" name = "mySet" value = "Ey">
<br><input type = "Submit" name = "">
</form>