Arrayaccess interface use, arrayaccess interface _php Tutorial

Arrayaccess interface use, arrayaccess interface

 Php//get the methods instance of Arrayaccess//get the properties instance of Arrayaccess    $reflection=NewReflectionclass (' arrayaccess '); //Var_dump ($reflection->getmethods ()); Var_dump ($reflection->getproperties ());        classDbtypesImplementsarrayaccess{Private $dbtypes=Array(); //determine if there is         Public functionOffsetexists ($offset){            return isset($this->dbtypes[$offset]) ?true:false; }        //gets a value         Public functionOffsetget ($offset){            if($this->offsetexists ($offset)){                return $this->dbtypes[$offset]; }Else{                return NULL; }        }        //set a value         Public functionOffsetset ($offset,$value){                $this->dbtypes[$offset] =$value; }        //Delete a value         Public functionOffsetunset ($offset){            unset($this->dbtypes[$offset]); }    }        $types=Newdbtypes (); Echo $types[' NoSQL ']; 

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