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1. get 地址中可以看到提交的参数,提交的内容受限与地址栏的长度
<form action="foo.php" method="get">
name: <input name="name" type="text">
<input type="submit" value="submit content">
</form>
<?php
if(isset($_GET[‘name‘])&&$_GET[‘name‘]){
echo ‘hello ‘.$_GET[‘name‘];
}else{
echo ‘please input name‘;
}
2. post
<form action="foo.php" method="post">
a: <input name="a" type="text">
b: <input name="b" type="text">
<input type="submit" value="submit content">
</form>
<?php
if($_POST[‘a‘] && $_POST[‘b‘]){
echo $_POST[‘a‘]+$_POST[‘b‘];
}else{
echo ‘please input parameter‘;
}
3. 上传文件
<form action="foo.php" method="post" enctype="multipart/form-data"> <!-- binary -->
<input name="file" type="file">
<input type="submit" value="submit file">
</form>
<?php
//print_r($_FILES);
$file = $_FILES[‘file‘];
$fileName = $file[‘name‘];
move_uploaded_file($file[‘tmp_name‘],$fileName);
echo "<img src=‘$fileName‘>";
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原文地址:http://www.cnblogs.com/htmlphp/p/4842704.html