Perl redo Statement

The Perl redo statement restarts the current loop without evaluation of the control statement. Further statements in the block will not be executed.

Syntax

The syntax of redo statement is given below:

redo;

Perl redo statement Example

snippet

$a = 5;
while($a < 150){
   if( $a == 40 ){
     $a = $a + 10;
      redo;
   }
   print "a = $a\n";
}continue{
   $a = $a * 2;
}

Output

a = 5 a = 10 a = 20 a = 50 a = 100

In the above program, loop restarts at redo condition that is when $a reaches 40.

Related Tutorial

1 Perl if-else Statement

2 Perl Switch Statement

3 Perl goto Statement

4 Perl Comments

5 Perl last Statement

6 Perl next Statement

7 Perl redo Statement

8 Perl for Loop

9 Perl while Loop

10 Perl do while Loop

Try it

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