Matching Using a Regular Expression Object : RegExp « Regular Expressions « Flash / Flex / ActionScript






  1. Flash / Flex / ActionScript
  2. Regular Expressions
  3. RegExp

Matching Using a Regular Expression Object

 

package{
  import flash.display.Sprite;
  import flash.utils.*;
  public class Main extends Sprite{
    public function Main(){
        var reCase:RegExp = new RegExp("abc");
        trace(reCase.test("aBc"));  // Displays: false;
    }
  }
}








Related examples in the same category

1.Creating a Regular Expression Object
2.Case-insensitive, you can add the i flag:
3.To flag it to match globally and multiline, the following will work:
4.Regular expression /\w/ is created in ActionScript
5.To know whether at least one match exists.
6.Use the exec() method.
7.RegExp("(A|BC)* *(A);*(B)* *(C)* *(A|B|C)*", "i")
8.String Methods and Regular Expressions
9.To escape a character, simply preface it with a backslash (\). This goes for the backslash character as well.
10.Use ranges with the dash character (-), and you can have multiple ranges in one character class, as well as combine ranges with single characters
11.invert a character class by using a caret (^) immediately after the open bracket ([).
12.Quantifiers
13.To match an optional character or sequence, use the question mark quantifier (?).
14.(*) quantifier matches zero or more times: