- var_dump: documentation ( source)
- array_search: documentation ( source)
<?php
function test_func($value)
{
return array_search($value, array(0, 1, true, false, "1", "0", "true", "false"), true) == true;
}
var_dump(test_func("1"));
var_dump(test_func("false"));
var_dump(test_func("1sdf qsdf"));