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Compare
DescriptionPerforms
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
Function syntaxCompare(string1, string2)
Parameters
Parameter
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Description
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string1
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A string or a variable that contains one
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string2
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A string or a variable that contains one
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UsageCompares
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.</p>
<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" method="post">
<p>String 1
<br><input type = "Text" name = "string1">
<p>String 2
<br><input type = "Text" name = "string2">
<p><input type = "Submit" value = "Compare these Strings" name = "">
<input type = "RESET">
</form>
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