<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>111111</title>
</head>
<body>
<form action="save.php" method="post">
<input type=text name=name[]><input type=text name=sex[]><input type=text name=age[]><input type=text name=address[]><]br />
<input type=text name=name[]><input type=text name=sex[]><input type=text name=age[]><input type=text name=address[]><br />
<input type=text name=name[]><input type=text name=sex[]><input type=text name=age[]><input type=text name=address[]><br />
<input type="submit" value="提交">
</form>
</body>
</html>
采用数组，后端批量新增或者循环单条新增