method

clamp

v2_5_5 - Show latest stable - 0 notes - Class: Comparable

1_8_6_287
1_8_7_72
1_8_7_330
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 (0)
2_5_5 (0)
2_6_3 (0)
What's this?

clamp(p1, p2) public

Returns min if obj <=> min is less than zero, max if obj <=> max is greater than zero and obj otherwise.

12.clamp(0, 100)         #=> 12
523.clamp(0, 100)        #=> 100
-3.123.clamp(0, 100)     #=> 0

'd'.clamp('a', 'f')      #=> 'd'
'z'.clamp('a', 'f')      #=> 'f'

Show source

static VALUE
cmp_clamp(VALUE x, VALUE min, VALUE max)
{
    int c;

    if (cmpint(min, max) > 0) {
        rb_raise(rb_eArgError, "min argument must be smaller than max argument");
    }

    c = cmpint(x, min);
    if (c == 0) return x;
    if (c < 0) return min;
    c = cmpint(x, max);
    if (c > 0) return max;
    return x;
}

clamp

Related methods

Flowdock - Team Inbox With Chat for Software Developers