Numeric#ceil

ceil(digits = 0) → integer or float

static VALUE
num_ceil(int argc, VALUE *argv, VALUE num)
{
    return flo_ceil(argc, argv, rb_Float(num));
}

Returns the smallest number that is greater than or equal to self with a precision of digits decimal digits.

Numeric implements this by converting self to a Float and invoking Float#ceil.

See also #arg #clone #angle #coerce also in 4.1 · 4.0 · 3.4 · 3.2 · 3.1 · 3.0