What function can be used to determine if register_long_arrays is set to Off in PHP?

To determine if register_long_arrays is set to Off in PHP, you can use the php_ini_get() function to retrieve the current value of this setting. If the function returns "0" or "Off", then register_long_arrays is indeed set to Off. 

$register_long_arrays = php_ini_get('register_long_arrays');

if ($register_long_arrays == "0" || strtolower($register_long_arrays) == "off") {
    echo "register_long_arrays is set to Off";
} else {
    echo "register_long_arrays is not set to Off";
}

Keywords

ini_get register_long_arrays Off PHP function

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