StructClear

Description

Removes all data from a structure.

Return value

True, on successful execution; False, otherwise.

Syntax

StructClear(structure)

History

New in ColdFusion MX: this function can be used on XML objects.

Parameters

Parameter Description

structure
Structure to clear

Parameter	Description
structure	Structure to clear

Usage

Do not call this function on a session variable. For more information, see TechNote 14143, "ColdFusion 4.5 and the StructClear(Session) function," at http://www.coldfusion.com/Support/KnowledgeBase/SearchForm.cfm. (The article applies to ColdFusion 4.5, 5.x, and ColdFusion MX.)

Example

<!--- Shows StructClear function. Calls cf_addemployee custom tag which 
  uses the addemployee.cfm file. --->
<body>
<h1>Add New Employees</h1>
<!--- Establish parms for first time through --->
<cfparam name = "Form.firstname" default = "">
<cfparam name = "Form.lastname" default = "">
<cfparam name = "Form.email" default = "">
<cfparam name = "Form.phone" default = "">
<cfparam name = "Form.department" default = ""> 
<cfif form.firstname eq "">
 <p>Please fill out the form.
<cfelse>
 <cfoutput>
  <cfscript>
   employee = StructNew();
   StructInsert(employee, "firstname", Form.firstname);
   StructInsert(employee, "lastname", Form.lastname);
   StructInsert(employee, "email", Form.email);
   StructInsert(employee, "phone", Form.phone);
   StructInsert(employee, "department", Form.department); 
  </cfscript> 
 </cfoutput>
<!--- Call the custom tag that adds employees --->
 <cf_addemployee empinfo = "#employee#">
 <cfscript>StructClear(employee);</cfscript> 
 </cfif>

Version 6

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