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作业没贴在代码块中好难看

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froest2012

#1 Created at ... [Delete] [Delete and Lock User] 
['Pascal','Lua','Ruby'].map(function (x){
    return '<li><span>'+x+'</span></li>';
}).reduce(function(x,y){
    return x+y;
});
var ul = $('#test-div ul');
ul.append(str);
var li = ul.find('li');
li.sort(function (x,y){
    if($(x).text()>$(y).text()){
        return 1;
    }else{
        return -1;
    }
});
ul.append(li);//移动所有的li元素

foreveriuu

#2 Created at ... [Delete] [Delete and Lock User] 
var ul = $('#test-div ul');
['Pascal','Lua','Ruby'].map(function (x){
    ul.append('<li><span>'+x+'</span></li>');
});

ul.append(ul.find('li').sort(function (x,y){
    return $(x).text()>$(y).text()? 1: -1;
}));
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