User Guide

Compare 413
Compare
Description
Performs a case-sensitive comparison of two strings.
Returns
• -1, if string1 is less than string2
• 0, if string1 is equal to string2
• 1, if string1 is greater than string2
Category
String functions
Function syntax
Compare(string1, string2)
See also
CompareNoCase, Find
Parameters
Usage
Compares the values of corresponding characters in string1 and string2.
Example
<h3>Compare Example</h3>
<p>The compare function performs a <I>case-sensitive</I> comparison of two
strings.
<cfif IsDefined("FORM.string1")>
<cfset comparison = Compare(FORM.string1, FORM.string2)>
<!--- switch on the variable to give various responses --->
<cfswitch expression = #comparison#>
<cfcase value = "-1">
<h3>String 1 is less than String 2</h3>
<I>The strings are not equal</I>
</cfcase>
<cfcase value = "0">
<h3>String 1 is equal to String 2</h3>
<I>The strings are equal!</I>
</cfcase>
<cfcase value = "1">
<h3>String 1 is greater than String 2</h3>
<I>The strings are not equal</I>
</cfcase>
<CFDEFAULTCASE>
<h3>This is the default case</h3>
</CFDEFAULTCASE>
</cfswitch>
</cfif>
<form action = "compare.cfm">
Parameter Description
string1 A string or a variable that contains one
string2 A string or a variable that contains one