method

abs

v1_8_6_287 - Show latest stable - 0 notes - Class: Numeric

1_8_6_287 (0)
1_8_7_72 (-5)
1_8_7_330 (0)
1_9_1_378 (-29)
1_9_2_180 (0)
1_9_3_125 (0)
1_9_3_392 (0)
2_1_10 (38)
2_2_9 (0)
2_4_6 (0)
2_5_5 (1)
2_6_3 (0)
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abs() public

Returns the absolute value of num.

   12.abs         #=> 12
   (-34.56).abs   #=> 34.56
   -34.56.abs     #=> 34.56

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/*
 *  call-seq:
 *     num.abs   => num or numeric
 *  
 *  Returns the absolute value of <i>num</i>.
 *     
 *     12.abs         #=> 12
 *     (-34.56).abs   #=> 34.56
 *     -34.56.abs     #=> 34.56
 */

static VALUE
num_abs(num)
    VALUE num;
{
    if (RTEST(rb_funcall(num, '<', 1, INT2FIX(0)))) {
        return rb_funcall(num, rb_intern("-@"), 0);
    }
    return num;
}

abs

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