How do I write a php if statement that tests if a variable is an even number?

Is this correct





$i= a number





if(is_even($i){


//do something


}

How do I write a php if statement that tests if a variable is an even number?
Peter K's Answer
Reply:// % is the mod operator


if ($i%2==0){


// do something


}





// or you can define is_even





function is_even($number) {


return !($number%2);


}
Reply:if($x%2 == 0)


{echo "This is an even number";}
Reply:If mod 2 of the number is 0, it's even.