php实现Mysql简易操作类,phpmysql
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2024-01-31 13:29:04
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php实现Mysql简易操作类,phpmysql
自己封装的Mysql简易操作类,已塞在Ben框架中,基于PDO来写的,代码风格上有些无厘头。。。
mysql.class.php
server = $server; $this->database = $database; $this->user = $user; $this->password = $password; parent::__construct("mysql:host=$server;port=$port;dbname=$database",$user,$password); $this->query('SET NAMES utf8'); } public function drop($table){ $sql = 'DROP TABLE '.$table.';'; $re = $this->query($sql); if($re){ return true; }else{ return false; } } public function insert($table,$name,$value=null){ $sql = "INSERT INTO ".$table.'('; if($value == null){ $arrname = array_keys($name); $arrvalue = array_values($name); }else{ $arrname = explode('|', $name); $arrvalue = explode('|', $value); } for($i=0;$iquery($sql); if($re){ return true; }else{ return false; } } public function delete($table,$Conditionsname,$Conditionsvalue=null){ if($Conditionsvalue!=null){ $sql = "DELETE FROM ".$table." WHERE ".$Conditionsname."='".$Conditionsvalue."';"; }else{ $sql = "DELETE FROM ".$table." WHERE "; $arrname = array_keys($Conditionsname); $arrvalue = array_values($Conditionsname); for($i=0;$i query($sql); if($re){ return true; }else{ return false; } } public function select($table,$name,$Conditionsname,$Conditionsvalue=null){ if($Conditionsvalue!=null){ $sql = "SELECT ".$name." FROM ".$table." WHERE ".$Conditionsname."='".$Conditionsvalue."';"; }else{ $sql = "SELECT ".$name." FROM ".$table." WHERE "; $arrname = array_keys($Conditionsname); $arrvalue = array_values($Conditionsname); for($i=0;$i query($sql); $row = $re->fetch(); return $row[$name]; } public function update($table,$name,$value,$Conditionsname,$Conditionsvalue=null){ if($Conditionsvalue!=null){ $sql = "UPDATE ".$table." SET ".$name."= '".$value."' WHERE ".$Conditionsname."='".$Conditionsvalue."';"; }else{ $sql = "UPDATE ".$table." SET ".$name."= '".$value."' WHERE "; $arrname = array_keys($Conditionsname); $arrvalue = array_values($Conditionsname); for($i=0;$i query($sql); if($re){ return true; }else{ return false; } } public function group($table,$name){ $sql = "SELECT ".$name." FROM ".$table.";"; $return = array(); $re = $this->query($sql); while($row = $re->fetch(PDO::FETCH_ASSOC)){ array_push($return,$row[$name]); } return $return; } public function fetchall($sql){ $return = array(); $re = $this->query($sql); while($row = $re->fetch(PDO::FETCH_ASSOC)){ array_push($return,$row); } return $return; } }