WEB前端：01_Tab选项卡
2020-11-14 22:44
阅读：845
YPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">
标签：com http class blog div code style img java javascript string
Tab选项卡
采用两种方法实现选项卡切换功能，目前只提供了最基本的切换效果，后期增加jquery版和渐变切换效果。
效果图：
纯JS简化版：
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>
#btn { width: 500px; height: 30px; margin:0;padding: 0; list-style: none;}#btn li { cursor: pointer; float: left; width: 100px; height: 30px; margin-right: 2px; background: #666; color:#fff; text-align: center; line-height: 30px;}#btn li.onbtn {background: #f00;}#tabs div {display: none; width: 500px; height: 100px; border: 1px solid #ccc;}>
window.onload = function() {
var
btn = document.getElementById(‘btn‘);
var
btnli = btn.getElementsByTagName(‘li‘);
var
tabs = document.getElementById(‘tabs‘);
var
tabsdiv = tabs.getElementsByTagName(‘div‘);
for
(var
a=0; a
btnli[a].index=a;
btnli[a].onmouseover = function() {
for
(var
b=0; b
btnli[b].className = "";
tabsdiv[b].style.display = "none";
}
this.className = "onbtn";
tabsdiv[this.index].style.display = "block";
}
}
btnli[0].className = "onbtn";
tabsdiv[0].style.display = "block";
}
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纯JS面向对象版：
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>
#btn, #btn2 { width: 500px; height: 30px; margin:0;padding: 0; list-style: none;}#btn li, #btn2 li { cursor: pointer; float: left; width: 100px; height: 30px; margin-right: 2px; background: #666; color:#fff; text-align: center; line-height: 30px;}#btn li.onbtn, #btn2 li.onbtn {background: #f00;}#tabs div, #tabs2 div {display: none; width: 500px; height: 100px; border: 1px solid #ccc; margin-bottom:10px;}>
function
tab(btn, tabs) {
var
_this = this;
var
btn = document.getElementById(btn);
var
tabs = document.getElementById(tabs);
this.btnli = btn.getElementsByTagName(‘li‘);
this.tabsdiv = tabs.getElementsByTagName(‘div‘);
for
(var
a=0; a
this.btnli[a].index = a;
this.btnli[a].onmouseover = function() {
_this.onmouseoverfn(this);
}
}
this.tabsdiv[0].style.display = "block";
this.btnli[0].className = "onbtn";
}tab.prototype.onmouseoverfn = function(obj) {
for
(var
b=0; b
this.tabsdiv[b].style.display = "none";
this.btnli[b].className = "";
}
this.tabsdiv[obj.index].style.display = "block";
this.btnli[obj.index].className = "onbtn";
}window.onload = function() {
new
tab(‘btn‘, ‘tabs‘);
new
tab(‘btn2‘, ‘tabs2‘);
}
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WEB前端：01_Tab选项卡,布布扣,bubuko.com
WEB前端：01_Tab选项卡
标签：com http class blog div code style img java javascript string
原文地址：http://www.cnblogs.com/haicheng/p/3694684.html
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