check is numeric in php code example
Example 1: php is variable a number
if(is_numeric($what_am_i)){
//true
}
Example 2: php check if string or number
<?php if (is_numeric("cake")) { echo "Yes"; } else { echo "No"; } ?>
if(is_numeric($what_am_i)){
//true
}
<?php if (is_numeric("cake")) { echo "Yes"; } else { echo "No"; } ?>