[笔记系列]jQuery：$(document).ready(function () {});

$(document).ready(function () {    function_01();    $("#btn_submit").click(function_02);});//page load时 会自动触发var function_01 = function () {   //do something};//$("#id").click时触发var function_02 = function () {    //do something};

延伸阅读：常用的jQuery事件触发使用↓↓↓↓↓↓↓
http://www.w3school.com.cn/jquery/jquery_ref_events.asp

2018-12-26 $(document).ready(function () { ... }); == $(function () { ... });

$(document).ready(function () {    var $targetObj = $('#targetObj');    //初始化设定    cat.touchjs.init($targetObj, function (left, top, scale, rotate) {        //...    });    //初始化拖动手势    cat.touchjs.drag($targetObj, function (left, top) {        //...    });    //初始化缩放手势    cat.touchjs.scale($targetObj, function (scale) {        //...    });    //初始化旋转手势    cat.touchjs.rotate($targetObj, function (rotate) {        //...    });});//--------------------------------------$(function () {    var $targetObj = $('#targetObj');    //初始化设置    cat.touchjs.init($targetObj, function (left, top, scale, rotate) {        //...    });    //初始化拖动手势    cat.touchjs.drag($targetObj, function (left, top) {        //...    });    //初始化缩放手势    cat.touchjs.scale($targetObj, function (scale) {        //...    });    //初始化旋转手势    cat.touchjs.rotate($targetObj, function (rotate) {        //...    });});