Parameter
        
            
                Last updated on 
                
                    Apr 27, 2021
                
            
            
        
        
    
Description
Filters a string to its elements for which the callback function returns true.
Returns
A new string.
Category
Syntax
StringFilter(String string, UDFMethod callback)
History
ColdFusion (2021 release): Added this function.
Parameters
| 
                    
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     Description  | 
                
            
        
|---|---|
| 
                    
     string  | 
            
                
                
                    
     (Required) The input string  | 
            
        
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     callback  | 
            
                
                
                    
     (Required) Inline function executed for each element in the string. Returns true if the string element has to be included in the resultant string.   | 
            
        
Example
<cfscript> 
    myStr="diamonds" 
    callback=function(chr){ 
        return chr>"d" 
    } 
    writeOutput(StringFilter(myStr,callback)) // imons 
</cfscript>
		
	
Example 2
<cfscript> 
    myStr="123456789" 
    callback=function(chr){ 
        return chr>53 
    } 
    writeOutput(StringFilter(myStr,callback)) // 6789 
</cfscript>