Question

How to check if a number is odd or even without modulus operator in PHP

Answer 1

function is_even($n) { 
    return ((int)($n / 2) * 2 == $n); 
} 
  
$n = 13; 

$s = (is_even($n)) ? "Even" : "Odd"; 
 
echo $s;
 
   
/*
run:
        
Odd
       
*/

 

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