method

loop

Ruby latest stable (v1_8_7_72) - 0 notes - Class: Kernel

1_8_6_287 (0)
1_8_7_72 (38)
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loop() public

Repeatedly executes the block.

   loop do
     print "Input: "
     line = gets
     break if !line or line =~ /^qQ/
     # ...
   end

StopIteration raised in the block breaks the loop.

Show source

/*
 *  call-seq:
 *     loop {|| block } 
 *  
 *  Repeatedly executes the block.
 *     
 *     loop do
 *       print "Input: "
 *       line = gets
 *       break if !line or line =~ /^qQ/
 *       # ...
 *     end
 *
 *  StopIteration raised in the block breaks the loop.
 */

static VALUE
rb_f_loop()
{
    rb_rescue2(loop_i, (VALUE)0, 0, 0, rb_eStopIteration, (VALUE)0);
    return Qnil;                /* dummy */
}

loop

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