原文地址 https://www.aclihui.com

js网页代码总结

为什么写

当下的网页js有很多,但是总结起来的非常的少,于是乎此文就是为总结js网页代码的一片文章。

代码区域

标题栏切换特效

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<!--标题栏切换特效 start-->
<script type="text/javascript">
var OriginTitile = document.title;
var titleTime;
document.addEventListener('visibilitychange', function() {
if (document.hidden) {
$('[rel="shortcut icon"]').attr('href', "//www.hzv5.cn/logo.jpg");
document.title = '(⊙_⊙) 哎呀!崩溃啦~ •' + OriginTitile;
clearTimeout(titleTime);
}
else {
$('[rel="shortcut icon"]').attr('href', "//hzv5.cn/logo.jpg");
document.title = '๑乛◡乛๑ 又好啦,嘿嘿~ •' + OriginTitile;
titleTime = setTimeout(function() {
document.title = OriginTitile;
}, 1500);
}
});
</script>
<!--标题栏切换特效 end-->

给复制内容增加版权信息

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<!--给复制内容增加版权信息 start-->
<script>
$("body").on('copy', function (e) {
if (typeof window.getSelection == "undefined") return;
var body_element = document.getElementsByTagName('body')[0];
var selection = window.getSelection();
if (("" + selection).length < 30) return;
var newdiv = document.createElement('div');
newdiv.style.position = 'absolute';
newdiv.style.left = '-99999px';
body_element.appendChild(newdiv);
newdiv.appendChild(selection.getRangeAt(0).cloneContents());
//提示复制成功代码start
if(window.getSelection){
selection = window.getSelection();
alert("复制成功~\n若转载请注明出处:"+document.location.href);
//document.write("复制成功~\n转载请注明出处:"+document.location.href);
}else if(document.getSelection){//IE10
selection= document.getSelection();
alert("复制成功~\n若转载请注明出处:"+document.location.href);
}else if(document.selection){//IE6+10-
selection= document.selection.createRange().text;
alert("复制成功~\n若转载请注明出处:"+document.location.href);
}else{
selection= "";
alert("浏览器兼容问题导致复制失败!");
}
//提示复制成功代码end
if (selection.getRangeAt(0).commonAncestorContainer.nodeName == "PRE") {
newdiv.innerHTML = "<pre>" + newdiv.innerHTML + "</pre>";
}
newdiv.innerHTML += "</br></br>若转载请注明出处: <a href='" + document.location.href + "'>" + document.location.href + "</a> &copy; hzv5.cn";
selection.selectAllChildren(newdiv);
window.setTimeout(function () { body_element.removeChild(newdiv); }, 200);
});
</script>
<!--给复制内容增加版权信息 end-->

鼠标点击出现随机数字

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<!--鼠标点击出现随机数字 start-->
<script type="text/javascript">
var a_idx = 0;
jQuery(document).ready(function($) {
$("body").click(function(e) {
var a = new Array("天真","富强", "民主", "文明", "和谐", "自由", "平等", "公正" ,"法治", "爱国", "敬业", "诚信", "友善");
var $i = $("<span/>").text(a[a_idx]);
a_idx = (a_idx + 1) % a.length;
var x = e.pageX,
y = e.pageY;
$i.css({
"z-index": 99999,
"top": y - 20,
"left": x,
"position": "absolute",
"font-weight": "bold",
"color": "#ff0000"
});
$("body").append($i);
$i.animate({
"top": y - 180,
"opacity": 0
},
1800,
function() {
$i.remove();
});
});
});


(function(window, document, undefined) {
var hearts = [];
window.requestAnimationFrame = (function() {
return window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || window.oRequestAnimationFrame || window.msRequestAnimationFrame ||
function(callback) {
setTimeout(callback, 1000 / 60);
}
})();
init();
function init() {
css(".heart{width: 10px;height: 10px;position: fixed;background: #f00;transform: rotate(45deg);-webkit-transform: rotate(45deg);-moz-transform: rotate(45deg);}.heart:after,.heart:before{content: '';width: inherit;height: inherit;background: inherit;border-radius: 50%;-webkit-border-radius: 50%;-moz-border-radius: 50%;position: absolute;}.heart:after{top: -5px;}.heart:before{left: -5px;}");
attachEvent();
gameloop();
}
function gameloop() {
for (var i = 0; i < hearts.length; i++) {
if (hearts[i].alpha <= 0) {
document.body.removeChild(hearts[i].el);
hearts.splice(i, 1);
continue;
}
hearts[i].y-= 1.6;
hearts[i].scale += 0.01;
hearts[i].alpha -= 0.01;
hearts[i].el.style.cssText = "left:" + hearts[i].x + "px;top:" + hearts[i].y + "px;opacity:" + hearts[i].alpha + ";transform:scale(" + hearts[i].scale + "," + hearts[i].scale + ") rotate(45deg);background:" + hearts[i].color;
}
requestAnimationFrame(gameloop);
}
function attachEvent() {
var old = typeof window.onclick === "function" && window.onclick;
window.onclick = function(event) {
old && old();
createHeart(event);
}
}
function createHeart(event) {
var d = document.createElement("div");
d.className = "heart";
hearts.push({
el: d,
x: event.clientX - 2,
y: event.clientY - 2,
scale: 1,
alpha: 1,
color: randomColor()
});
document.body.appendChild(d);
}
function css(css) {
var style = document.createElement("style");
style.type = "text/css";
try {
style.appendChild(document.createTextNode(css));
} catch (ex) {
style.styleSheet.cssText = css;
}
document.getElementsByTagName('head')[0].appendChild(style);
}
function randomColor() {
return "rgb(" + (~~ (Math.random() * 255)) + "," + (~~ (Math.random() * 255)) + "," + (~~ (Math.random() * 255)) + ")";
}
})(window, document);
</script>

<!--鼠标点击出现随机数字 end-->

来源: http://www.hzv5.cn 的源代码