我想要已经编码的滑块,然后让它打印输出。例如,如果将滑块滑动到45,它将打印45.这就是我所拥有的 -
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.min.css">
<script src="https://code.jquery.com/jquery-1.11.3.min.js"></script>
<script src="https://code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.min.js"></script>
</head>
<body>
<div data-role="page">
<div data-role="header">
<h1>Choose a Slider Output</h1>
</div>
<div data-role="main" class="ui-content">
<form method="post" action="demoform.asp">
<label for="percentage">Percentage:</label>
<input type="range" name="percentage" id="percentage" value="50" min="1" max="100">
<input type="submit" data-inline="true" value="Submit">
</form>
</div>
</div>
<script>
var sliderValue;
$(function () {
$("#percentage").on("slidestop", function () {
sliderValue = $(this).val();
})
$("#percentage").on("change", function () {
sliderValue = $(this).val();
})
});
<document.getElementById("print2").innerHTML = sliderValue>
</script>
</body>
</html>
虽然它没有打印任何东西。请告诉我什么是错的,请帮助我。谢谢!