PHP operation MongoDB API most methods

<?PHP/*PHP MongoDB * All curd operation * @author: Xiaojiang * @date: 2014-10-27*///view Mongo class version 1.30 later versions using Mongoclient//mongo::version;/*Connection*/    $m=NewMongo ("Mongodb://cms:[email protected]:55555/banggocms"); //Connect multiple units//$m = new Mongo ("mongodb://localhost:27017,localhost:27018");//Select Database$db=$m->selectdb ("Banggocms"); //$db = $m->banggocms;$col=$db-dbeleComment2014;/*New*//*$opt = Array (' Fsync ' + 1//default is False, False when log configuration is on and J parameters are similar otherwise the write operation waits until the data is fully synchronized to the hard disk ... true ignores execution results//.  .. )*///$ret = $col->insert (Array (' PID ' =>2, ' content ' = ' test123 '), $opt);/*Update*/    //$set//Modify properties//$ret = $col->update (' pid ' = 2), array (' $set ' = = ' Array (' content ' = ' 123456 '))); $unset//Delete an attribute $unset//$ret = $col->update (' pid ' = 2), array (' $unset ' = = Array (' content ' =>1    , ' contents ' =>1)); $push//Update a record for a property new property//$ret = $col->update (' pid ' = 2), array (' $push ' = = Array (' Co    Ntents ' = = Array (' V ' =>1))); $pushall//Bulk Add data//$ret = $col->update (' pid ' = 2), array (' $pushAll ' = = Array (' contents ' = Arra    Y (1,2,3,4))); The $addToSet//and push functions are similar to $push, and the $addtoset guarantees the uniqueness of the element, preventing duplicate additions//$ret = $col->update (' pid ' + 2), Array (' $    Addtoset ' = = Array (' contents ' = + 1)); $pop//Deletes the first record in the field array.  MongoDB 1.1 and later versions can be used 2 or-two to delete two,//$ret = $col->update (' pid ' = + 2), array (' $pop ' = = Array (' contents ' =    -1)); $pull index//$ret = $col->update (' pid ' = 2), array (' $pull ' = = array(' contents ' + 2))    );  $PULLALL//$ret = $col->update (Array (' pid ' = 2), array (' $pullAll ' = = Array (' contents ' = = Array (1,2,3,4)    ) ) );   $inc $ represents itself in the subkey//$ret = $col->update (' contents ' = + 3), array (' $inc ' = = Array (' contents.$ ' = + 100)    ) ); $ represents the match record in the subkey itself//delete//$ret = $col->update (' contents ' + 8), array (' $unset ' = = Array (' Content        s.$ ' = 1));        Modify//$ret = $col->update (Array (' contents ' = + 2), array (' $set ' = = Array (' contents.$ ' = + 11))); Add PS: Updated node if array type//$ret = $col->update (' contents.v ' = +), array (' $push ' = = Array (' Conten Ts.$.test ' = = Array (' t1 ' =>1, ' T2 ' =>2)));    /*Delete*/     //$ret = $col->remove (Array (' pid ' = 2)); Delete only one//$ret = $col->remove (Array (' pid ' = 2), Array ("justone" = True));/*Enquiry*/ //$ret = $col->find (' pid ' =>2, ' content ' = ' test123 '));//subquery//$ret = $col->findone (' pid ' =    >2, ' contents ' = 1));    $ret = $col->findone (Array (' PID ' =>2, ' contents.t ' + 5)); Get total//$t = $ret->count (),//$ret = $col->find (Array (' PID ' =>2)->skip (10);//Sort//$ret = $col Find (Array (' PID ' =>2))->sort (Array ("a" = 1));//return field//$ret = $col->find (Array (' PID ' =>2), Array (' Content ');//$ret = $col->find (' pid ' =>2), array (' content ' = 0);    Ignore field//Return object PHP >= 5.1 iterator_to_array//var_dump (Iterator_to_array ($ret));//otherwise//foreach ($ret as $v) {// Var_dump ($v);//}//$ret = $col->findone (Array (' PID ' =>2, ' content ' = ' test123 '));//returns an array directly?>

PHP operation MongoDB API most methods