:image

选择所有图像提交按钮，即 type 为 image 的元素。

示例:

查找所有图像提交按钮。

<!DOCTYPE html>
<html>
<head>
<style>
  textarea { height:45px; }
  </style>
<script src="jquery.min.js"></script>
</head>
<body>

<form>
    <input type="button" value="Input Button"/>
    <input type="checkbox" />

    <input type="file" />
    <input type="hidden" />
    <input type="image" />

    <input type="password" />
    <input type="radio" />
    <input type="reset" />

    <input type="submit" />
    <input type="text" />
    <select><option>Option<option/></select>

    <textarea></textarea>
    <button>Button</button>
  </form>
  <div>
  </div>

<script>


    var input = $("input:image").css({background:"yellow", border:"3px red solid"});
    $("div").text("For this type jQuery found " + input.length + ".")
            .css("color", "red");
    $("form").submit(function () { return false; }); // so it won't submit



</script>
</body>
</html>
演示: