[英]Multiple rows insertion error in php mysql
Whats the issue in the following query....i am constantly receiving this error.以下查询中的问题是什么....我不断收到此错误。 Error: INSERT INTO Myguests (firstname,lastname,email)VALUES You have an error in your SQL syntax;
错误:INSERT INTO Myguests (firstname,lastname,email)VALUES 您的 SQL 语法有错误; check the manual that corresponds to your MariaDB server version for the right syntax to use near '' at line 1
检查与您的 MariaDB 服务器版本相对应的手册,以获取在第 1 行附近使用的正确语法
<?php include("new_db.php");?>
<?php
if(!empty($_POST['f_name'])&&!empty($_POST['l_name'])
&&!empty($_POST['email']))
{ $sql = "INSERT INTO Myguests (firstname,lastname,email)VALUES";
for($i=0;$i<$_POST['num'];$i++){
$first_name = mysqli_real_escape_string($conn,$_POST['f_name'][$i]);
$last_name = mysqli_real_escape_string($conn,$_POST['l_name'][$i]);
$Email = mysqli_real_escape_string($conn,$_POST['email'][$i]);
$sql.="('".$first_name."','".$last_name."','".$Email."')";
}
$sql =rtrim($sql, ',');
if (mysqli_query($conn, $sql)) {
echo "Records Created";
} else {
echo "Error: " . $sql . "<br>" . mysqli_error($conn);
}
}
mysqli_close($conn);
?>
I used this create table statement我使用了这个创建表语句
CREATE TABLE `Myguests` (
`firstname` varchar(11) ,
`lastname` varchar(11) ,
`email` varchar(11));
And this code而这段代码
<?php
$_POST['f_name'][0] = "john";
$_POST['f_name'][1] = "will";
$_POST['f_name'][2] = "jane";
$_POST['l_name'][0] = "doe";
$_POST['l_name'][1] = "smith";
$_POST['l_name'][2] = "2x";
$_POST['email'][0] = "mail@mail.com";
$_POST['email'][1] = "mail2@mail.com";
$_POST['email'][2] = "mail3@mail.com";
$sql = "INSERT INTO Myguests (firstname,lastname,email) VALUES ";
for($i=0;$i<3;$i++){
$first_name = ($_POST['f_name'][$i]);
$last_name = ($_POST['l_name'][$i]);
$Email = ($_POST['email'][$i]);
$sql.="('".$first_name."','".$last_name."','".$Email."'),";
}
$sql =rtrim($sql, ',');
And it worked, are you still getting the same error after you added the "," after the $sql.=
?它起作用了,在
$sql.=
之后添加“,”后,您是否仍然遇到相同的错误?
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