strtonum.php

/**
 * Convert number given as string to the proper type (int or float).
 * https://secure.php.net/manual/en/language.types.type-juggling.php
 *
 * @param string $string Number as string ex '1.0', '0.9' etc
 * @return int|float
 */
function strtonum(string $string)
{
    if (fmod((float)$string, 1.0) === 0.0){
        return (int) $string;
    }
    
    return (float) $string;
}