MACROMEDIA COLFUSION MX 7 - INSTALLING AND USING COLDFUSION MX, Справочник

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824 Chapter 3: ColdFusion Functions
Reverse
Description
Reverses the order of items, such as the characters in a string, the digits in a number, or the
elements in an array.
Returns
A copy of string, with the characters in reverse order.
Category
String functions
Function syntax
Reverse ( string )
See also
Left
,
Mid
,
Right
Parameters
Usage
You can call this function on a number with code such as the following:
<cfoutput>reverse(6*2) equals #reverse(6*2)#<cfoutput>
This code outputs the following:
reverse(6*2) equals 21
Example
<h3>Reverse Example</h3>
<p>Reverse returns your string with the positions of the characters reversed.
<cfif IsDefined("FORM.myString")>
<cfif FORM.myString is not "">
<p>Reverse returned:
<cfoutput>#
Reverse(FORM.myString) #</cfoutput>
<cfelse>
<p>Please enter a string to be reversed.
</cfif>
</cfif>
<form action = "reverse.cfm">
<p>Enter a string to be reversed:
<input type = "Text" name = "MyString">
<p><input type = "Submit" name = "">
</form>
Parameter Description
string A string or a variable that contains one