StringFilter

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Cập nhật gần đây nhất vào 26 thg 12, 2022

Description

Filters a string to its elements for which the callback function returns true.

Returns

A new string.

Syntax

StringFilter(String string, UDFMethod callback)

History

ColdFusion (2021 release): Added this function.

Parameters

Parameter	Description
string	(Required) The input string
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>