HTML代码
<form class="col s6 " method="post" enctype="multipart/form-data">
<div class="input-field col s12">
<input id="last_name" type="text" name="name" class="validate">
<label for="last_name">Certificate Name</label>
</div>
<button type="submit" id="btnSubmit" name="btnSubmit" class="btn btn-default" style="margin-top:20px;">ADD</button>
</form>
PHP code
<?php
include('footer.php');
include('conn.php');
if(isset($_POST['btnSubmit']))
{
$name = mysqli_real_escape_string($conn,$_POST["name"]);
$sql = "INSERT INTO `isodetail`(`title`) VALUES ('$name')";
$run = mysqli_query($conn, $sql);
if($run)
{
echo "<script>alert('Certi Added Successfully')</script>";
echo "<script>window.open('isocerti.php','_self')</script>";
}
else
{
echo "<script>alert('Something Error!..please try Again..')</script>";
}
}
?>
这显示一条警报消息:Something Error!..please try Again..
也是这样mysqli_query
那有错误吗?
在 else 块中,您可以看到如何捕获 MySQL 错误并将其显示在警报中。
if(isset($_POST['btnSubmit'])) {
$name = mysqli_real_escape_string($conn,$_POST["name"]);
$sql = "INSERT INTO isodetail(title) VALUES ('{$name}')";
$run = mysqli_query($conn, $sql);
if($run) {
echo "<script>alert('Certi Added Successfully');window.open('isocerti.php','_self');</script>";
} else {
$error = addslashes(mysqli_error($conn));
echo "<script>alert('An Error occur: {$error}');</script>";
}
}
References:
MySQLi-Error: http://php.net/manual/en/mysqli.error.php http://php.net/manual/en/mysqli.error.php
Escape special characters: http://php.net/manual/en/function.addslashes.php http://php.net/manual/en/function.addslashes.php (it does the job for this example)
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