/**
写storage
*/
function writer(){
var local=window.localStorage;
if(local!=null){
//local.name="Test";
local.setItem("name","TestItems");
local.setItem("age","23");
}
}
/**
读storage
*/
function reader(){
var local=window.localStorage;
if(local!=null){
//alert(local.name);
alert(local.getItem("name"));
}
}

/**
修改storage
*/

function update(){
var local=window.localStorage;
if(local!=null){
//local.name="Test";
local.setItem("name","23423");
}
}
/**
删除
*/
function clr(){
var local=window.localStorage;
if(local!=null){
//删除一个
//local.removeItem("name","");
//删除所有
local.clear();
}
}

/**
其他
*/

function other(){
var local=window.localStorage;
if(local!=null){
//长度
alert(local.length);
//返回索引的key
//alert(local.key(0));
}
}