并告诉我如何将select语句输出设置为变量，if-else可以进一步使用
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>Responsive Image Maps jQuery Plugin</title>
<meta name="HandheldFriendly" content="True" />
<meta name="MobileOptimized" content="320" />
<meta name="viewport" content="width=device-width, target-densitydpi=160dpi, initial-scale=1" />
<link rel="stylesheet" type="text/css" href="css/styles.css"/>
<link rel="stylesheet" href="jquery.mobile-1.3.1.min.css">
<script type="text/javascript" charset="utf-8" src="js/jquery-1.11.1.js"></script>
<script type="text/javascript" charset="utf-8" src="js/jquery.rwdImageMaps.min.js"></script>
<script type="text/javascript" charset="utf-8" src="js/phonegap-1.1.0.js"></script>
<script src="http://code.jquery.com/jquery-1.11.0.min.js"></script>
<script src="js/ios-orientationchange-fix.min.js"></script>
<script>
alert("1scrptt");
var i;
var finall;
var flen
function myfun()
{
var h=window.innerHeight;
var w= window.innerWidth;
document.getElementById("homeimg").style.height=(h-22)+"px";
document.getElementById("homeimg").style.width=w+"px";
}
</script>
<script type="text/javascript" charset="utf-8">
jQuery(document).ready(function(){
document.addEventListener("deviceready", onDeviceReady, false);
alert("llloo");
db = window.openDatabase("ThemeDB", "1.0", "ThemeNY", 200000);
alert("ready");
function onDeviceReady() {
alert("helllloo");
db.transaction(populateDB,successCB);
}
function populateDB(tx) {
// tx.executeSql('DROP TABLE IF EXISTS Table_NY');
tx.executeSql('CREATE TABLE IF NOT EXISTS Table_NY (id INTEGER PRIMARY KEY AUTOINCREMENT,value INTEGER)');
//tx.executeSql( 'SELECT value FROM Table_NY where id = 1' );
tx.executeSql('INSERT INTO Table_NY (value) VALUES (1)');
//tx.executeSql('INSERT INTO Table_NY (value) VALUES (2)');
//tx.executeSql('SELECT value FROM Table_NY where id = 1', [], successCB);
db.transaction(queryDB);}
//tx.executeSql('INSERT INTO Table_NY (id, data) VALUES (1, "First row")');
//tx.executeSql('INSERT INTO Table_NY (id, data) VALUES (2, "Second row")');
// valueGB=results.row.item(value);
function successCB() {
var db = window.openDatabase("ThemeDB", "1.0", "ThemeNY", 200000);
db.transaction(queryDB);
}
function queryDB(tx) {
tx.executeSql('SELECT value FROM Table_NY where id = 1', [], querySuccess);
}
//function queryDB(tx) {
// }
// Query the success callback
//
// function querySuccess(tx, results) {
// }
/* var querySql = function(sql) {
var df = $.Deferred();
tx.executeSql('SELECT value FROM Table_NY where id = 1',[],sucessCB, errCB);
function sucessCB(tx, results){ //<--- this results param
var tab = [];
for(i=0;i<results.length;i++){
tab.push(results.row.item(i))
}
df.resolve(tab);``
}
function errCB(tx, e) {
df.reject(e);
}*/
function querySuccess(tx, results)
{
var len = results.rows.length;
console.log("Table_NY" + len + " rows found.");
for (var i=0; i<len; i++){
console.log("Row = " + i + " ID = " + results.rows.item(i).value);
}
finall=results.rows.item(0).value;
alert(finall);
//querySql('SELECT value FROM Table_NY where id = 1').done(function(result) {
//console.log(result);
//}
/*function successCB(tx, results) {
flen=results.row.item(0);
len = results.rows.length;
n finall = [];
for(i=0;i<len;i++)
{
finall.push(results.row.item(i))
}
//len = results.rows.length;
// console.log("Table_NY" + valueGB + " rows found.");
// for (var i=0; i<valueGB; i++){
// console.log("Row = " + i + " ID = " + results.rows.item(i).id + " Data = " + results.rows.item(i).data);
// }*/
if(finall == 0)
{
window.setTimeout(function () {
window.location.href = "home.html";
}, 10000);
}
else if (finall == 1)
{
window.setTimeout(function () {
window.location.href = "homeb.html";
}, 10000);
}
else
{
window.location.href = "setting.html";
}
$('img[usemap]').rwdImageMaps();
/*
$('area').on('click', function() {
alert($(this).attr('alt') + ' clicked');
});*/
}
});
</script>
</head>
<style>
body {
font-family: Helvetica, Arial, sans-serif;
}
h1 {
font-size: 20px;
}
div {
width: 100%;
}
img[usemap] {
border: none;
height: auto;
max-width: 100%;
width: auto;
}
</style>
<body on onLoad="myfun();" onResize="myfun();">
<div class="landscape">
<img id="homeimg" src="img/splash_l.png" width="1024" height="768" usemap="#powerpuffgirls" alt="" />
</div>
<div class="portrait">
<img id="homeimg" src="img/splash_p.png" width="768" height="1024" usemap="#powerpuffgirls" alt="" />
</div>
</body>
</html>
请帮助我
答案 0 :(得分：0)
我希望您不要在浏览器中尝试使用document.addEventListener（“deviceready”，onDeviceReady，false）：D
如果没有，请进行测试：
<script>
document.addEventListener("deviceready", function(){
alert("it works");
}, false);
</script