method

ceil

v1_9_3_392 - Show latest stable - Class: Numeric

ceil()

public

Returns the smallest Integer greater than or equal to num. Class Numeric achieves this by converting itself to a Float then invoking Float#ceil.

1.ceil        #=> 1
1.2.ceil      #=> 2
(-1.2).ceil   #=> -1
(-1.0).ceil   #=> -1

static VALUE
num_ceil(VALUE num)
{
    return flo_ceil(rb_Float(num));
}