php check if array key is odd or even code example

Example 1: php odd or even

$num = 34;
if ($num % 2 == 0) {
  print "It's even";
}

Example 2: php check if int is odd

$number = 15;
if ($number % 1 == 0) {
    echo "It's even";
}else{
    echo "oneven";
}