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How to use __isset method of in class

Best Atoum code snippet using in.__isset

ObjectCache.php

Source:ObjectCache.php

...52                    // no caching if property isn't magic53                    // or caching magic properties is disabled54                    return;55                }56                // remove cached __get and __isset57                $removeKeys = null;58                if (method_exists($object, '__get')) {59                    $removeKeys[] = $this->generateKey('__get', array($property));60                }61                if (method_exists($object, '__isset')) {62                    $removeKeys[] = $this->generateKey('__isset', array($property));63                }64                if ($removeKeys) {65                    $options->getStorage()->removeItems($removeKeys);66                }67                return;68            case '__get':69                $property = array_shift($args);70                if (!$options->getObjectCacheMagicProperties()71                    || property_exists($object, $property)72                ) {73                    // no caching if property isn't magic74                    // or caching magic properties is disabled75                    return $object->{$property};76                }77                array_unshift($args, $property);78                return parent::call(array($object, '__get'), $args);79           case '__isset':80                $property = array_shift($args);81                if (!$options->getObjectCacheMagicProperties()82                    || property_exists($object, $property)83                ) {84                    // no caching if property isn't magic85                    // or caching magic properties is disabled86                    return isset($object->{$property});87                }88                return parent::call(array($object, '__isset'), array($property));89            case '__unset':90                $property = array_shift($args);91                unset($object->{$property});92                if (!$options->getObjectCacheMagicProperties()93                    || property_exists($object, $property)94                ) {95                    // no caching if property isn't magic96                    // or caching magic properties is disabled97                    return;98                }99                // remove previous cached __get and __isset calls100                $removeKeys = null;101                if (method_exists($object, '__get')) {102                    $removeKeys[] = $this->generateKey('__get', array($property));103                }104                if (method_exists($object, '__isset')) {105                    $removeKeys[] = $this->generateKey('__isset', array($property));106                }107                if ($removeKeys) {108                    $options->getStorage()->removeItems($removeKeys);109                }110                return;111        }112        $cache = $options->getCacheByDefault();113        if ($cache) {114            $cache = !in_array($method, $options->getObjectNonCacheMethods());115        } else {116            $cache = in_array($method, $options->getObjectCacheMethods());117        }118        if (!$cache) {119            if ($args) {120                return call_user_func_array(array($object, $method), $args);121            }122            return $object->{$method}();123        }124        return parent::call(array($object, $method), $args);125    }126    /**127     * Generate a unique key in base of a key representing the callback part128     * and a key representing the arguments part.129     *130     * @param  string     $method  The method131     * @param  array      $args    Callback arguments132     * @return string133     * @throws Exception\RuntimeException134     */135    public function generateKey($method, array $args = array())136    {137        return $this->generateCallbackKey(138            array($this->getOptions()->getObject(), $method),139            $args140        );141    }142    /**143     * Generate a unique key in base of a key representing the callback part144     * and a key representing the arguments part.145     *146     * @param  callable   $callback  A valid callback147     * @param  array      $args      Callback arguments148     * @return string149     * @throws Exception\RuntimeException150     */151    protected function generateCallbackKey($callback, array $args = array())152    {153        $callbackKey = md5($this->getOptions()->getObjectKey() . '::' . strtolower($callback[1]));154        $argumentKey = $this->generateArgumentsKey($args);155        return $callbackKey . $argumentKey;156    }157    /**158     * Class method call handler159     *160     * @param  string $method  Method name to call161     * @param  array  $args    Method arguments162     * @return mixed163     * @throws Exception\RuntimeException164     * @throws \Exception165     */166    public function __call($method, array $args)167    {168        return $this->call($method, $args);169    }170    /**171     * Writing data to properties.172     *173     * NOTE:174     * Magic properties will be cached too if the option cacheMagicProperties175     * is enabled and the property doesn't exist in real. If so it calls __set176     * and removes cached data of previous __get and __isset calls.177     *178     * @param  string $name179     * @param  mixed  $value180     * @return void181     * @see    http://php.net/manual/language.oop5.overloading.php#language.oop5.overloading.members182     */183    public function __set($name, $value)184    {185        return $this->call('__set', array($name, $value));186    }187    /**188     * Reading data from properties.189     *190     * NOTE:191     * Magic properties will be cached too if the option cacheMagicProperties192     * is enabled and the property doesn't exist in real. If so it calls __get.193     *194     * @param  string $name195     * @return mixed196     * @see http://php.net/manual/language.oop5.overloading.php#language.oop5.overloading.members197     */198    public function __get($name)199    {200        return $this->call('__get', array($name));201    }202    /**203     * Checking existing properties.204     *205     * NOTE:206     * Magic properties will be cached too if the option cacheMagicProperties207     * is enabled and the property doesn't exist in real. If so it calls __get.208     *209     * @param  string $name210     * @return bool211     * @see    http://php.net/manual/language.oop5.overloading.php#language.oop5.overloading.members212     */213    public function __isset($name)214    {215        return $this->call('__isset', array($name));216    }217    /**218     * Unseting a property.219     *220     * NOTE:221     * Magic properties will be cached too if the option cacheMagicProperties222     * is enabled and the property doesn't exist in real. If so it removes223     * previous cached __isset and __get calls.224     *225     * @param  string $name226     * @return void227     * @see    http://php.net/manual/language.oop5.overloading.php#language.oop5.overloading.members228     */229    public function __unset($name)230    {231        return $this->call('__unset', array($name));232    }233    /**234     * Handle casting to string235     *236     * @return string237     * @see    http://php.net/manual/language.oop5.magic.php#language.oop5.magic.tostring...

magic_func.phpt

Source:magic_func.phpt

...23		echo "Called __set(): ";24		var_dump($name, $args);25	}26	function __Isset($name) {27		echo "Called __isset(): ";28		var_dump($name);29		return true;30	}31	function __unSet($name) {32		echo "Called __unset(): ";33		var_dump($name);34	}35	function __call($name, $args) {36		echo "Called __call(): ";37		var_dump($name, $args);38		return "call";39	}40	function __Invoke($name, $arg1, $arg2) {41		echo "Called __invoke(): ";42		var_dump(func_get_args());43		return 'foobar';44	}45	function __toString() {46		echo "Called __tostring: ";47		return $this->bar;48	}49}50class Bar {51	function foo($arg1, $arg2, $arg3) {52		echo "Called foo(): ";53		var_dump(func_get_args());54		return "test";55	}56}57$blaa = new V8Js();58$blaa->obj = $obj = new Foo;59try {60  echo "__invoke() [PHP]\n";61  var_dump($obj('arg1','arg2','arg3'));62  echo "__invoke() [JS]\n";63  $blaa->executeString("var_dump(PHP.obj('arg1','arg2','arg3'));", "invoke_test1 #1.js");64  echo "------------\n";65  echo " __invoke() with new [PHP]\n";66  $myobj = new $obj('arg1','arg2','arg3'); $myobj->myownfunc();67  echo " __invoke() with new [JS]\n";68  $blaa->executeString("myobj = new PHP.obj('arg1','arg2','arg3'); myobj.myownfunc();", "invoke_test2 #2.js");69  echo "------------\n";70  echo " __tostring() [PHP]\n";71  echo $obj; echo "\n";72  echo " __tostring() [JS]\n";73  $blaa->executeString('print(PHP.obj + "\n");', "tostring_test #3.js");74  echo "------------\n";75  echo " __isset() not called with existing property [PHP]\n";76  if (isset($obj->bar)) { echo "bar exists\n"; }77  echo " __isset() not called with existing property [JS]\n";78  $blaa->executeString('if ("bar" in PHP.obj) print("bar exists\n");', "isset_test1 #4.js");79  echo "------------\n";80  echo " __isset() with non-existing property [PHP]\n";81  if (!isset($obj->foobar)) { echo "foobar does not exist\n"; } else { echo "We called __isset and it said yes!\n"; }82  echo " __isset() with non-existing property [JS]\n";83  $blaa->executeString('if (!("foobar" in PHP.obj)) print("foobar does not exist\n"); else print("We called __isset and it said yes!\n");', "isset_test2 #5.js");84  echo "------------\n";85  echo " in works like isset [PHP]\n";86  echo "nullprop is ", (isset($obj->nullprop) ? "" : "not "), "set\n";87  echo " in works like isset [JS]\n";88  $blaa->executeString('print("nullprop is ", ("nullprop" in PHP.obj) ? "" : "not ", "set\n");', "isset_test3 #6.js");89  echo "------------\n";90  echo " __get() not called with existing property [PHP]\n";91  var_dump($obj->bar);92  echo " __get() not called with existing property [JS]\n";93  $blaa->executeString('var_dump(PHP.obj.bar);', "get_test1 #7.js");94  echo "------------\n";95  echo " __get() with non-existing property [PHP]\n";96  var_dump($obj->fooish);97  echo " __get() with non-existing property [JS]\n";98  $blaa->executeString('var_dump(PHP.obj.fooish);', "get_test2 #8.js");99  echo "------------\n";100  echo " __unset() with non-existing property [PHP]\n";101  unset($obj->foobar);102  echo " __unset() with non-existing property [JS]\n";103  $blaa->executeString('delete PHP.obj.foobar;', "unset_test1 #9.js");104  echo "------------\n";105  echo " __unset() with existing property [PHP]\n";106  $obj2 = new Foo; unset($obj2->bar);107  echo " __unset() with existing property [JS]\n";108  $blaa->obj2 = new Foo;109  $blaa->executeString('delete PHP.obj2.bar;', "unset_test2 #10.js");110  echo " fetching the unset property [PHP]\n";111  var_dump($obj2->bar);112  echo " fetching the unset property [JS]\n";113  $blaa->executeString('var_dump(PHP.obj2.bar);', "unset_test3 #11.js");114  echo "------------\n";115  echo " __call() [PHP]\n";116  var_dump($obj->fooish(1,2,3));117  echo " __call() [JS]\n";118  # note that 'PHP.obj.fooish(1,2,3)' won't work in JS, we need to use the119  # '__call' pseudo-method.120  $blaa->executeString('var_dump(PHP.obj.__call("fooish", [1,2,3]));', "call_test1 #12.js");121  echo "------------\n";122  # the __call pseudo-method should work in JS even if the PHP class doesn't123  # define an explicit __call magic function.  This makes it always safe to124  # use __call() if you want to be sure that any __call() handlers are invoked125  # (bypassing __get handlers, as is it done in PHP)126  $blaa->obj3 = $obj3 = new Bar;127  echo " __call() w/o handler [PHP]\n";128  var_dump($obj3->foo(1,2,3));129  echo " __call() w/o handler [JS]\n";130  $blaa->executeString('var_dump(PHP.obj3.__call("foo", [1,2,3]));', "call_test2 #13.js");131  echo "------------\n";132  # The Bar object should inherit toString() and hasOwnProperty() methods133  # from Object134  echo " __toString in Bar [PHP]\n";135  var_dump(method_exists( $obj3, '__toString' ));136  echo " toString in Bar [PHP]\n";137  var_dump(method_exists( $obj3, 'toString' ));138  echo " hasOwnProperty in Bar [PHP]\n";139  var_dump(method_exists( $obj3, 'hasOwnProperty' ));140  echo " __toString in Bar [JS]\n";141  $blaa->executeString('var_dump("__toString" in PHP.obj3 && typeof PHP.obj3.__toString == "function");', "inherit_test1 #14.js");142  # use '$toString' if you actually wanted to check for a PHP property143  # named 'toString' in Bar (instead of the inherited JavaScript property)144  echo " toString in Bar [JS]\n";145  $blaa->executeString('var_dump("toString" in PHP.obj3 && typeof PHP.obj3.toString == "function");', "inherit_test1 #15.js");146  # use '$hasOwnProperty' if you actually wanted to check for a PHP property147  # named 'hasOwnProperty' in Bar (instead of the inherited JavaScript property)148  echo " hasOwnProperty in Bar [JS]\n";149  $blaa->executeString('var_dump("hasOwnProperty" in PHP.obj3 && typeof PHP.obj3.hasOwnProperty == "function");', "inherit_test1 #16.js");150  echo "------------\n";151} catch (V8JsScriptException $e) {152  echo $e->getMessage(), "\n";153}154?>155===EOF===156--EXPECT--157called constructor: array(0) {158}159__invoke() [PHP]160Called __invoke(): array(3) {161  [0]=>162  string(4) "arg1"163  [1]=>164  string(4) "arg2"165  [2]=>166  string(4) "arg3"167}168string(6) "foobar"169__invoke() [JS]170Called __invoke(): array(3) {171  [0]=>172  string(4) "arg1"173  [1]=>174  string(4) "arg2"175  [2]=>176  string(4) "arg3"177}178string(6) "foobar"179------------180 __invoke() with new [PHP]181called constructor: array(3) {182  [0]=>183  string(4) "arg1"184  [1]=>185  string(4) "arg2"186  [2]=>187  string(4) "arg3"188}189called MyOwnFunc190 __invoke() with new [JS]191called constructor: array(3) {192  [0]=>193  string(4) "arg1"194  [1]=>195  string(4) "arg2"196  [2]=>197  string(4) "arg3"198}199called MyOwnFunc200------------201 __tostring() [PHP]202Called __tostring: foobar203 __tostring() [JS]204Called __get(): string(7) "valueOf"205Called __tostring: foobar206------------207 __isset() not called with existing property [PHP]208bar exists209 __isset() not called with existing property [JS]210bar exists211------------212 __isset() with non-existing property [PHP]213Called __isset(): string(6) "foobar"214We called __isset and it said yes!215 __isset() with non-existing property [JS]216Called __isset(): string(6) "foobar"217We called __isset and it said yes!218------------219 in works like isset [PHP]220nullprop is not set221 in works like isset [JS]222nullprop is not set223------------224 __get() not called with existing property [PHP]225string(6) "foobar"226 __get() not called with existing property [JS]227string(6) "foobar"228------------229 __get() with non-existing property [PHP]230Called __get(): string(6) "fooish"231NULL...

bug63462.phpt

Source:bug63462.phpt

...22    function __set($name, $value) {23        echo '__set ' . $name . "\n";24        $this->$name = $value;25    }26    function __isset($name) {27        echo '__isset ' . $name . "\n";28        return isset($this->$name);29    }30}31$test = new Test();32$test->nonExisting;33$test->publicProperty;34$test->protectedProperty;35$test->privateProperty;36isset($test->nonExisting);37isset($test->publicProperty);38isset($test->protectedProperty);39isset($test->privateProperty);40$test->nonExisting       = 'value';41$test->publicProperty	 = 'value';42$test->protectedProperty = 'value';43$test->privateProperty   = 'value';44?>45--EXPECTF--46__get nonExisting47Warning: Undefined property: Test::$nonExisting in %s on line %d48__get publicProperty49Warning: Undefined property: Test::$publicProperty in %s on line %d50__get protectedProperty51Warning: Undefined property: Test::$protectedProperty in %s on line %d52__get privateProperty53Warning: Undefined property: Test::$privateProperty in %s on line %d54__isset nonExisting55__isset publicProperty56__isset protectedProperty57__isset privateProperty58__set nonExisting59__set publicProperty60__set protectedProperty61__set privateProperty...

__isset

Using AI Code Generation

1{2    private $data = array();3    public function __set($name, $value)4    {5        $this->data[$name] = $value;6    }7    public function __isset($name)8    {9        return isset($this->data[$name]);10    }11}12$obj = new Test();13$obj->a = 1;14if (isset($obj->a)) {15    echo "Property a is set";16} else {17    echo "Property a is not set";18}19Related Posts: PHP __unset() Magic Method20PHP __set_state() Magic Method21PHP __wakeup() Magic Method22PHP __sleep() Magic Method23PHP __toString() Magic Method24PHP __invoke() Magic Method25PHP __get() Magic Method26PHP __set() Magic Method27PHP __clone() Magic Method28PHP __destruct() Magic Method29PHP __construct() Magic Method30PHP __call() Magic Method31PHP __callStatic() Magic Method32PHP __autoload() Magic Method33PHP __debugInfo() Magic Method34PHP __set_state() Magic Method35PHP __wakeup() Magic Method36PHP __sleep() Magic Method37PHP __toString() Magic Method38PHP __invoke() Magic Method39PHP __get() Magic Method40PHP __set() Magic Method41PHP __clone() Magic Method42PHP __destruct() Magic Method43PHP __construct() Magic Method44PHP __call() Magic Method45PHP __callStatic() Magic Method46PHP __autoload() Magic Method47PHP __debugInfo() Magic Method48PHP __set_state() Magic Method49PHP __wakeup() Magic Method50PHP __sleep() Magic Method51PHP __toString() Magic Method52PHP __invoke() Magic Method53PHP __get() Magic Method54PHP __set() Magic Method55PHP __clone() Magic Method56PHP __destruct() Magic Method57PHP __construct() Magic Method58PHP __call() Magic Method59PHP __callStatic() Magic Method60PHP __autoload() Magic Method61PHP __debugInfo() Magic Method62PHP __set_state() Magic Method63PHP __wakeup() Magic Method64PHP __sleep() Magic Method65PHP __toString() Magic Method66PHP __invoke() Magic Method67PHP __get() Magic Method68PHP __set() Magic Method69PHP __clone() Magic Method70PHP __destruct() Magic Method71PHP __construct() Magic Method

__isset

Using AI Code Generation

1$a = new A();2echo isset($a->test);3$b = new B();4echo isset($b->test);5$c = new C();6echo isset($c->test);7$d = new D();8echo isset($d->test);9$e = new E();10echo isset($e->test);11$f = new F();12echo isset($f->test);13$g = new G();14echo isset($g->test);15$h = new H();16echo isset($h->test);17$i = new I();18echo isset($i->test);19$j = new J();20echo isset($j->test);21$k = new K();22echo isset($k->test);23$l = new L();24echo isset($l->test);25$m = new M();26echo isset($m->test);27$n = new N();28echo isset($n->test);29$o = new O();30echo isset($o->test);31$p = new P();32echo isset($p->test);

__isset

Using AI Code Generation

1$a = new A();2echo $a->x;3$b = new B();4echo $b->x;5How to use __isset() function in PHP ?6How to use __unset() function in PHP ?7How to use __set_state() function in PHP ?8How to use __get() function in PHP ?9How to use __set() function in PHP ?10How to use __wakeup() function in PHP ?11How to use __sleep() function in PHP ?12How to use __clone() function in PHP ?13How to use __destruct() function in PHP ?14How to use __construct() function in PHP ?15How to use __call() function in PHP ?16How to use __callStatic() function in PHP ?17How to use __invoke() function in PHP ?18How to use __toString() function in PHP ?19How to use __autoload() function in PHP ?20How to use __debugInfo() function in PHP ?21How to use __serialize() function in PHP ?22How to use __unserialize() function in PHP ?23How to use __halt_compiler() function in PHP ?

__isset

Using AI Code Generation

1$a = new A();2$b = new B();3$c = new C();4$d = new D();5$e = new E();6$f = new F();7$g = new G();8$h = new H();9$i = new I();

__isset

Using AI Code Generation

1$ob = new Test();2echo isset($ob->name);3echo isset($ob->age);4$ob = new Test();5echo isset($ob->name);6echo isset($ob->age);7__unset() :8$ob = new Test();9unset($ob->name);10echo $ob->name;11$ob = new Test();12unset($ob->name);13echo $ob->name;14__call() :15$ob = new Test();16$ob->test();17$ob = new Test();18$ob->test();19__callStatic() :20Test::test();21Test::test();22__invoke() :23$ob = new Test();24$ob();

__isset

Using AI Code Generation

1$a = new A();2$a->b = new B();3if( $a->b->c->d ) echo "true";4$a = new A();5$a->b = new B();6if( $a->b->c->d ) echo "true";7$a = new A();8$a->b = new B();9if( $a->b->c->d ) echo "true";10$a = new A();11$a->b = new B();12if( $a->b->c->d ) echo "true";13$a = new A();14$a->b = new B();15if( $a->b->c->d ) echo "true";16$a = new A();17$a->b = new B();18if( $a->b->c->d ) echo "true";19$a = new A();20$a->b = new B();21if( $a->b->c->d ) echo "true";22$a = new A();23$a->b = new B();24if( $a->b->c->d ) echo "true";25$a = new A();26$a->b = new B();27if( $a->b->c->d ) echo "true";28$a = new A();29$a->b = new B();30if( $a->b->c->d ) echo "true";31$a = new A();32$a->b = new B();33if( $a->b->c->d ) echo "true";

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