javascript - How to submit a form containing image files beforeSubmit?-PHP Tutorial-php.cn

javascript - How to submit a form containing image files beforeSubmit?

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Release： 2016-08-30 09:36:42

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How to submit a form containing image files beforeSubmit?

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How to submit a form containing image files beforeSubmit?

formData can upload files.

formData submission, change the form id, url and other data by yourself

<code>function doUpload() {  
     var formData = new FormData($( "#uploadForm" )[0]);  
     $.ajax({  
          url: 'http://localhost/file/upload' ,  
          type: 'POST',  
          data: formData,  
          async: false,  
          cache: false,  
          contentType: false,  
          processData: false,  
          success: function (returndata) {  
              alert(returndata);  
          },  
          error: function (returndata) {  
              alert(returndata);  
          }  
     });  
}  </code>

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html code

<code><!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <script src="http://libs.baidu.com/jquery/2.1.1/jquery.min.js"></script>
    <title>Title</title>
</head>
<body>
<form id="uploadForm">
    <input name="asas">
    <input name="adsfadsf">
    <input type="file" name="asdfadsasaaa">
    <input name="asasdfasdfasas">
    <input type="button" onclick="doUpload()">
</form>
</body>
</html>
<script>
    function doUpload() {
        var formData = new FormData($( "#uploadForm" )[0]);
        $.ajax({
            url: './form.php' ,
            type: 'POST',
            data: formData,
            async: false,
            cache: false,
            contentType: false,
            processData: false,
            success: function (returndata) {
                alert(returndata);
            },
            error: function (returndata) {
                alert(returndata);
            }
        });
    }
</script></code>

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php code

<code>var_dump($_REQUEST,$_FILES);die;</code>

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javascript - How to submit a form containing image files beforeSubmit?

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javascript - How to submit a form containing image files beforeSubmit?

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