method

nitems

Ruby latest stable (v2_5_5) - 0 notes - Class: Array

1_8_6_287 (0)
1_8_7_72 (1)
1_8_7_330 (0)
1_9_1_378
1_9_2_180
1_9_3_125
1_9_3_392
2_1_10
2_2_9
2_4_6
2_5_5
2_6_3
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Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v1_8_7_330) is shown here.

nitems() public

Returns the number of non-nil elements in self.

May be zero.

[ 1, nil, 3, nil, 5 ].nitems   #=> 3

Show source

/*
 *  call-seq:
 *     array.nitems -> int
 *  
 *  Returns the number of non-<code>nil</code> elements in _self_.
 *
 *  May be zero.
 *     
 *     [ 1, nil, 3, nil, 5 ].nitems   #=> 3
 */

static VALUE
rb_ary_nitems(ary)
    VALUE ary;
{
    long n = 0;
    VALUE *p, *pend;

    for (p = RARRAY(ary)->ptr, pend = p + RARRAY(ary)->len; p < pend; p++) {
        if (!NIL_P(*p)) n++;
    }
    return LONG2NUM(n);
}

nitems

Related methods

Method deprecated or moved