用HTML按钮调用PHP函数 [英] Calling PHP function wth HTML button
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问题描述
我正在使用php开发网站.我需要使用HTML Onclick事件调用php函数.怎么做?在这里，我给出了我的代码.
I am developing website using php.I need to call php function using HTML Onclick event. How to do? Here I have given my code.
<?php
function insert() {
echo "in insert ";
$servername = "localhost";
$username = "shwetharao";
$password = "shwetha";
$dbname = "semilab";
// Create connection
$conn = new mysqli($servername, $username, $password, $dbname);
// Check connection
if ($conn->connect_error) {
die("Connection failed: " . $conn->connect_error);
}
$uname = $_POST['usernameu'];
$upass = $_POST['passwordu'];
echo $uname;
$sql = "INSERT INTO login (id, username, password)VALUES ('id','$uname','$upass')";
if ($conn->query($sql) === TRUE) {
echo "New record created successfully";
} else {
echo "Error: " . $sql . "<br>" . $conn->error;
}
$conn->close();
}
?>
<!DOCTYPE HTML>
<head>
<title></title>
</head>
<body>
<div id="main">
<div id="login">
<h2>Create User Account</h2>
<form action="" method="post">
<br><br><br>
<label>UserName :</label>
<br><br>
<input id="name" name="usernameu" placeholder="username" type="text">
<br><br><br>
<label>Password :</label>
<br><br>
<input id="password" name="passwordu" placeholder="**********" type="password">
<br><br><br>
<input name="button" type="button" value=" Create user " onclick="insert();">
</form>
</div>
</div>
</body>
</html>
我需要在单击按钮时调用函数insert() [这是php函数].如何实现?
I need to call function insert()[which is php function] on clicking button.How to achieve this?
推荐答案
尝试一下
<?php if(isset($_POST['submit'])){
insert();
}
?>
<!DOCTYPE HTML>
<head>
<title></title>
</head>
<body>
<div id="main">
<div id="login">
<h2>Create User Account</h2>
<form action="" method="post">
<br><br><br>
<label>UserName :</label>
<br><br>
<input id="name" name="usernameu" placeholder="username" type="text">
<br><br><br>
<label>Password :</label>
<br><br>
<input id="password" name="passwordu" placeholder="**********" type="password">
<br><br><br>
<input name="submit" type="submit" value=" Create user" >
</div>
</div>
</body>
</html>
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