method
abs
ruby latest stable - Class:
Integer
abs()public
Returns the absolute value of int.
(-12345).abs #=> 12345 -12345.abs #=> 12345 12345.abs #=> 12345
Integer#magnitude is an alias for Integer#abs.
VALUE
rb_int_abs(VALUE num)
{
if (FIXNUM_P(num)) {
return fix_abs(num);
}
else if (RB_TYPE_P(num, T_BIGNUM)) {
return rb_big_abs(num);
}
return Qnil;
}