method

delete_if

Ruby latest stable (v1_8_7_72) - 1 note - Class: Array

1_8_6_287 (0)
1_8_7_72 (0)
What's this?

delete_if() public

Deletes every element of self for which block evaluates to true.

   a = [ "a", "b", "c" ]
   a.delete_if {|x| x >= "b" }   #=> ["a"]

Show source

/*
 *  call-seq:
 *     array.delete_if {|item| block }  -> array
 *  
 *  Deletes every element of <i>self</i> for which <i>block</i> evaluates
 *  to <code>true</code>.
 *     
 *     a = [ "a", "b", "c" ]
 *     a.delete_if {|x| x >= "b" }   #=> ["a"]
 */

static VALUE
rb_ary_delete_if(ary)
    VALUE ary;
{
    RETURN_ENUMERATOR(ary, 0, 0);
    rb_ary_reject_bang(ary);
    return ary;
}

May 13, 2009

3 thanks

Equivalent to Array#reject!

This method is functionally identical to Array#reject!

delete_if

Related methods

Equivalent to Array#reject!