Convert string to lower case then call the lastIndexOf method

 

package{
  import flash.display.Sprite;
  
  public class Main extends Sprite{
    public function Main(){

        var example:String = "Cool. This is a cool as both cool (lowercase) and Cool.";
        
        var search:String = "cool";
        
        
        trace( example.toLowerCase(  ).lastIndexOf( search ) );
    }
  }
}

Related examples in the same category

1.	Converting Case
2.	Changing the Case of a String
3.	The toLowerCase() and toUpperCase() methods are particularly useful for comparing strings in a case-insensitive manner.
4.	Is lastIndexOf case sensitive
5.	To alter the original string, reassign the return value to it, as follows:
6.	Initial capitalizing the string
7.	toTitleCase( ) converts a string to title case (initial letters capitalized)
8.	Using toUpperCase() or toLowerCase() to make sure that two strings are compared without regard to case

Convert string to lower case then call the lastIndexOf method : case « String « Flash / Flex / ActionScript

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