這篇文章主要介紹了本人自用的global.js庫源碼分享,源碼中包含常用WEB操作,如命名空間、DOM操作、數據判斷、Cookie操作等功能,需要的朋友可以參考下
? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 var GLOBAL = {}; GLOBAL.namespace = function(str) { var arr = str.split("."), o = GLOBAL,i; for (i = (arr[0] = "GLOBAL") ? 1 : 0; i < arr.length; i++) { o[arr[i]] = o[arr[i]] || {}; o = o[arr[i]]; } }; //Dom相關 GLOBAL.namespace("Dom"); GLOBAL.Dom.getNextNode = function (node) { node = typeof node == "string" ? document.getElementById(node) : node; var nextNode = node.nextSibling; if (!nextNode) { return null; } if (!document.all) { while (true) { if (nextNode.nodeType == 1) { break; } else { if (nextNode.nextSibling) { nextNode = nextNode.nextSibling; } else { break; } } } return nextNode; } } GLOBAL.Dom.setOpacity = function(node, level) { node = typeof node == "string" ? document.getElementById(node) : node; if (document.all) { node.style.filter = 'alpha(opacity=' + level + ')'; } else { node.style.opacity = level / 100; } }; GLOBAL.Dom.getElementsByClassName = function (str, root, tag) { if (root) { root = typeof root == "string" ? document.getElementById(root) : root; } else { root = document.body; } tag = tag || "*"; var els = root.getElementsByTagName(tag), arr = []; for (var i = 0, n = els.length; i < n; i++) { for (var j = 0, k = els[i].className.split(" "), l = k.length; j < l; j++) { if (k[j] == str) { arr.push(els[i]); break; } } } return arr; } GLOBAL.namespace("Event"); GLOBAL.Event.stopPropagation = function(e) { e = window.event || e; if (document.all) { e.cancelBubble = true; } else { e.stopPropagation(); } }; GLOBAL.Event.getEventTarget = function(e) { e = window.event || e; return e.srcElement || e.target; }; GLOBAL.Event.on = function(node, eventType, handler) { node = typeof node == "string" ? document.getElementById(node) : node; if (document.all) { node.attachEvent("on" + eventType, handler); } else { node.addEventListener(eventType, handler, false); } }; //Lang相關 GLOBAL.namespace("Lang"); GLOBAL.Lang.trim = function(ostr) { return ostr.replace(/^s+|s+$/g, ""); }; GLOBAL.Lang.isNumber = function(s) { return !isNaN(s); }; function isString(s) { return typeof s === "string"; } function isBoolean(s) { return typeof s === "boolean"; } function isFunction(s) { return typeof s === "function"; } function isNull(s) { return s === null; } function isUndefined(s) { return typeof s === "undefined"; } function isEmpty(s) { return /^s*$/.test(s); } function isArray(s) { return s instanceof Array; } GLOBAL.Dom.get = function (node) { node = typeof node === "string" ? document.getElementById(node) : node; return node; } function $(node) { node = typeof node == "string" ? document.getElementById(node) : node; return node; } GLOBAL.Lang.extend = function(subClass, superClass) { var F = function() { }; F.prototype = superClass.prototype; subClass.prototype = new F(); subClass.prototype.constructor = subClass; subClass.superClass = subClass.prototype; if (superClass.prototype.constructor == Object.prototype.constructor) { superClass.prototype.constructor = superClass; } }; GLOBAL.namespace("Cookie"); GLOBAL.Cookie = { read: function (name) { var cookieStr = ";" + document.cookie + ";"; var index = cookieStr.indexOf(";" + name + "="); if (index != -1) { var s = cookieStr.substring(index + name.length + 3, cookieStr.length); return unescape(s.substring(0, s.indexOf(";"))); } else { return null; } }, set: function (name, value, expires) { var expDays = expires * 24 * 60 * 60 * 1000; var expDate = new Date(); expDate.setTime(expDate.getTime() + expDays); var expString = expires ? ";expires=" + expDate.toGMTString() : ""; var pathString = ";path=/"; document.cookie = name + "=" + escape(value) + expString + pathString; }, del: function (name, value, expires) { var exp = new Date(new Date().getTime() - 1); var s = this.read(name); if (s != null) { document.cookie = name + "=" + s + ";expires=" + exp.toGMTString() + ";path=/"; } }