String substr method example

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String substr method example
Posted on: June 4, 2010 at 12:00 AM

This method takes two integer parameters, first is starting character position and second is length of the substring.

String substr() method example:-

String class provides substr() method for find substring from string. This method takes two integer parameters, first is starting character position and second is length of the substring.

Example:-

<?xml version="1.0" encoding="utf-8"?>

<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"

xmlns:s="library://ns.adobe.com/flex/spark"

xmlns:mx="library://ns.adobe.com/flex/mx" creationComplete="init();">

<fx:Script>

<![CDATA[

private function init():void{

var str:String = "Rose India New Delhi";

var substring:String = str.substr(8,3);

textcontrol1.text = str;

textcontrol2.text = substring;

}

]]>

</fx:Script>

<s:Panel width="250" height="200" title="String substr() method example" backgroundColor="0xEEFFEE">

<s:VGroup>

<mx:Text id="textmsg1" text=" Main String" fontSize="12" fontWeight="bold"/>

<mx:Text id="textcontrol1"/>

<mx:Text id="textmsg2" text="Sub String" fontSize="12" fontWeight="bold"/>

<mx:Text id="textcontrol2"/>

</s:VGroup>

</s:Panel>

</s:Application>

In this example, we have used this method with a string as "Rose India New Delhi" and find string that starting character position is 8 and length of the substring is 3.

Output:-

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