Use indexOf and lastIndexOf to locate specific string : indexOf lastIndexOf « String « Flash / Flex / ActionScript






Use indexOf and lastIndexOf to locate specific string

 
package{
  import flash.display.Sprite;
  
  public class Main extends Sprite{
    public function Main(){
        var sEmail:String = new String("info@your.com");

         
        var nCheckOne:Number = sEmail.indexOf("@");
        var nCheckTwo:Number = sEmail.lastIndexOf(".");
        if (nCheckOne!= -1 && nCheckTwo!= -1 && nCheckOne < nCheckTwo){
            trace("good email address");
        }

    }
  }
}

        








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5.Use offset index in indexOf method to search substring
6.Use indexOf( ) in a while statement to get the indices of every occurrence of a substring
7.Use lastIndexOf to search string
8.Use offset in lastIndexOf method
9.Is indexOf case sensitive
10.Use the lastIndexOf method to get the file extension name
11.Returns everything before the last period, if any.
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