a页面上的数据通过url传递到b页面后,如何存储到html5的本地存储中?
要把
html5:txtName,txtTitle,txtWords传递到本地存储中。
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全体师生 a老师 b学生 内容:
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$(function () { initDatabase(); $("#btnSave").click(function () { var txtName = $("#txtName").val(); var txtTitle = $("#txtTitle").val(); var txtWords = $("#txtWords").val(); var db = getCurrentDb(); //插入数据 db.transaction(function (trans) { trans.executeSql("insert into Demo(uName,title,words) values(?,?,?) ", [txtName, txtTitle, txtWords], function (ts, data) { }, function (ts, message) { alert(message); }); }); hidedata(); showAllTheData(); }); });function initDatabase() {//初始化数据库 var db = getCurrentDb(); if(!db) { alert("您的浏览器不支持HTML5"); return; } db.transaction(function (trans) { trans.executeSql("create table if not exists Demo(uName text null,title text null,words text null)", [], function (trans, result) { }, function (trans, message) { alert(message); }); }, function (trans, result) { }, function (trans, message) { }); } function getCurrentDb() { //打开数据库,或者直接连接数据库参数:数据库名称,版本,概述,大小 var db = openDatabase("myDb", "1.0", "it's to save demo data!", 1024 * 1024); ; return db; } function showAllTheData() { $("#tblData").empty(); var db = getCurrentDb(); db.transaction(function (trans) { trans.executeSql("select * from Demo ", [], function (ts, data) { if (data) { for (var i = 0; i < data.rows.length; i++) { appendDataToTable(data.rows.item(i));//获取某行数据的json对象 } } }, function (ts, message) { alert(message); var tst = message; }); }); } function appendDataToTable(data) {//将数据展示到表格里面 //uName,title,words var txtName = data.uName; var txtTitle = data.title; var words = data.words; var strHtml = ""; strHtml += "[tr]"; strHtml += "[td]"+txtName+"[/td]"; strHtml += "[td]" + txtTitle + "[/td]"; strHtml += "[td]" + words + "[/td]"; strHtml += "[/tr]"; $("#tblData").prepend(strHtml); } function hidedata(){ $("#txtTitle").empty(); alert("信息已发送。"); }上面是关于html5本地数据库调用。
txtWords的值是由url传递过来的:
function url2object(str) { if(!str) { str = window.location.search; } str = str.substring(1); // 去掉问号 var keyVals = str.split('&'); // 按&分割 var params = {}; for (var i = 0; i < keyVals.length; i++) { var keyVal = keyVals; // 按照=分割 var splitIndex = keyVal.indexOf('='); if (splitIndex !== -1) { params[keyVal.substring(0, splitIndex)] = keyVal.substring(splitIndex + 1); } } var helloword="欢迎您,"+str; $('#name-motion').text(helloword); $('#txtWords').text(str); return params; }调试的时候发现txtWords怎么都传不上数据库。
求大神看一下!谢谢! |