method

select

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

1_8_6_287 (0)
1_8_7_72 (-38)
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select() public

Returns an array containing all elements of enum for which block is not false (see also Enumerable#reject).

   (1..10).find_all {|i|  i % 3 == 0 }   #=> [3, 6, 9]

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/*
 *  call-seq:
 *     enum.find_all {| obj | block }  => array
 *     enum.select   {| obj | block }  => array
 *
 *  Returns an array containing all elements of <i>enum</i> for which
 *  <em>block</em> is not <code>false</code> (see also
 *  <code>Enumerable#reject</code>).
 *
 *     (1..10).find_all {|i|  i % 3 == 0 }   #=> [3, 6, 9]
 *
 */

static VALUE
enum_find_all(obj)
    VALUE obj;
{
    VALUE ary = rb_ary_new();

    RETURN_ENUMERATOR(obj, 0, 0);
    rb_iterate(rb_each, obj, find_all_i, ary);

    return ary;
}

select

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