PHP mysqli學習(五)預先處理

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核心方法

$mysqli_stmt = mysqli->prepare($sql); // 預先處理,返回statement對象

$mysqli_stmt->bind_param(); // 綁定參數, 類型對應關係如下:

  i : Integer

    s : String

  d : double

  b : blob

$mysqli_stmt->excute(); // 執行sql

 

<?php$mysqli = @new mysqli("localhost:3306", "root", "root", "zhy");if ($mysqli->connect_errno) {    die("MYSQL CONNECT ERROR:" . $mysqli->connect_error);}$mysqli->set_charset(‘utf8‘);$sql = ‘INSERT INTO user (name, age, description) VALUES (?,?,?)‘;$mysqli_stmt = $mysqli->prepare($sql);//print_r($mysqli_stmt);for ($i = 0; $i < 5; $i++) {    $name = ‘prepare‘ . $i;    $age = 25 + $i;    $description = ‘description‘ . $i;    $mysqli_stmt->bind_param(‘sis‘, $name, $age, $description);    if ($mysqli_stmt->execute()) {        echo $mysqli_stmt->insert_id;        echo ‘<br/>‘;    } else {        echo $mysqli_stmt->error;    }}

 

PHP mysqli學習(五)預先處理

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