javascript - 在 Jquerymobile 中获取 slider 的值？

Question

我无法让它在 jquerymobile 中工作我在 weightvalue 变量上得到 null :

JS

$("#submitWeight").on('click', function(e) {
    e.stopImmediatePropagation();
    e.preventDefault();

    submitWeight(e);
}); 

function submitWeight(e){

    var weightMonth = $("#selectMonth option:selected").text();
    var weightValue = $("#sliderWeight").slider( "option", "value");

    alert("Done");
} 

HTML

<input type="range" name="slider" id="sliderWeight" value="60" min="0" max="100" data-theme="c" >

Answer 1

工作示例:http://jsfiddle.net/Gajotres/s33tX/

$(document).on('pagebeforeshow', '#index', function(){ 
    alert($("#sliderWeight").val());
});