function runTimeCount(func) {
var para =[];
if(arguments.length >1) {
para = Array.prototype.slice.apply(arguments, [1, arguments.length]);
}
var startTimer = (new Date()).getTime();
func.apply(null,para);
var stopTimer = (new Date()).getTime();
return stopTimer - startTimer;
}
//代码请以运行框内为主,这里可能显示有错
function prime(num){
var i,k;
var arr = [];
for( i=2; i<=num; i++) {
arr.push(i);
}
for( i=0; i
//代码请以运行框内为主,这里可能显示有错
/* --------------------------------------------------------------
* 程序名:拖拽区域块
* 修改者:草履虫
* email:caolvchong@gmail.com
* 主页:http://cceer.xmu.edu.cn/blog/
* 原始来源:http://bbs.blueidea.com/thread-2817125-1-1.html
* 增加功能:拖拽后的z-index设置
* Plus:有疑问或者建议请联系email
* --------------------------------------------------------------
*/
function move(id){
this.node = document.getElementById(id);
this.name = id;
this.node.style.cursor = "move";
this.zindex = parseInt(this.node.getAttribute("id").replace(/\D/g,""));
this.node.style.zIndex = this.zindex;
this.node.me = this;
this.node.onmousedown = this.mouse_down;
}
move.prototype.mouse_down = function(e){
e = window.event?window.event:e;
this.me.node.style.zIndex += 10000;// --->被修改了,原来100,现在10000
this.me.node.sub_x = e.clientX - this.me.node.offsetLeft;
this.me.node.sub_y = e.clientY - this.me.node.offsetTop;
this.me.node.onmousemove = this.me.mouse_move;
this.me.node.onmouseup = this.me.mouse_up;
}
move.prototype.mouse_move = function(e){
e = window.event?window.event:e;
this.me.node.style.cursor = "pointer";
this.me.node.style.left = e.clientX - this.me.node.sub_x + "px";
this.me.node.style.top = e.clientY - this.me.node.sub_y + "px";
this.me.node.onmouseup = this.me.mouse_up;
}
move.prototype.mouse_up = function(){
this.me.node.onmousemove = "";
this.me.node.style.cursor = "move";
this.me.node.style.zIndex = this.me.zindex; //还原被增加的z-index
var z_index = this.me.zindex ; //获取当前z-index
for(var i = 0; i < document.getElementsByTagName("div").length; i++){ //获取最大z-index
if(z_index < document.getElementsByTagName("div")[i].style.zIndex){
z_index = parseInt(document.getElementsByTagName("div")[i].style.zIndex);
}
}
this.me.node.style.zIndex = z_index + 1; //移动后的z-index,而不是还原
}
//代码请以运行框内为主,这里可能显示有错
var chang_img = {
get_node: function(id){
return document.getElementById(id);
},
prepare_img: function(){
return ["http://bbs.blueidea.com/images/blue/logo.gif","http://mail.google.com/mail/help/images/logo.gif","http://www.baidu.com/img/logo-yy.gif","http://www.google.cn/intl/zh-CN/images/logo_cn.gif"];
},
bg: function(id){
var img_num = this.prepare_img().length;
var i = Math.floor(img_num * Math.random(1));
this.get_node(id).style.backgroundImage = 'url(' + this.prepare_img()[i] +')';
},
}
项目:区域块伸缩效果实现(toggle效果,javascript类实现)
作者:草履虫
邮件:caolvchong@gmail.com
开发平台:windows server 2003
测试平台:Firefox 2.0.11,IE6,IE7,基于IE7核心的Maxthon,GreenBrowser
开发工具:Aptana
时间:2007-12-12
首发:http://cceer.xmu.edu.cn/blog/post/toggle.html
版权说明:转载请务必注明上面这段话和出处
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