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";

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.