Online PHP editor | output for TQGdK

@ 2013-01-20T20:28:40Z

<?php
class TestKey {
    private $data = array();

    public function __set($name, $value) {
        $this->data[$name] = $value;
    }

    public function __get($name) {
    	return @$this->data[$name];
    }

    /**  As of PHP 5.1.0  */
    public function __isset($name) {
        if (array_key_exists($name, $this->data)) {
        	return true;
        }

        return false;
    }

    /**  As of PHP 5.1.0  */
    public function __unset($name) {
    	unset($this->data[$name]);
    }
}

class TestValue {
    private $data = array();

    public function __set($name, $value) {
        $this->data[$name] = $value;
    }

    public function __get($name) {
    	return @$this->data[$name];
    }

    /**  As of PHP 5.1.0  */
    public function __isset($name) {
        return isset($this->data[$name]);
    }

    /**  As of PHP 5.1.0  */
    public function __unset($name) {
    	$this->data[$name] = null;
    }
}

$k = new TestKey();
$v = new TestValue();

$k->foo = $v->foo = "bar";
var_dump(isset($k->foo) === isset($v->foo));
$k->foo = $v->foo = null;
var_dump(isset($k->foo) === isset($v->foo));
unset($k->foo, $v->foo);
var_dump(isset($k->foo) === isset($v->foo));

Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0: bool(true) bool(false) bool(true)
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 5.0.0 - 5.0.5: bool(true) bool(true) bool(true)
Output for 4.4.2 - 4.4.9: Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/TQGdK on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1: Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/TQGdK on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/TQGdK on line 3
Process exited with code 255.

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