OpenEuphoria

is_even

include math.e 
namespace math 
public function is_even(integer test_integer) 

tests if the supplied integer is a even or odd number.

Parameters:

1. test_integer : an integer. The item to test.

Returns:

An integer,

• 1 if its even.
• 0 if its odd.

Example 1:

for i = 1 to 10 do 
  ? {i, is_even(i)} 
end for 
-- output ...  
-- {1,0} 
-- {2,1} 
-- {3,0} 
-- {4,1} 
-- {5,0} 
-- {6,1} 
-- {7,0} 
-- {8,1} 
-- {9,0} 
-- {10,1}