function show(name){
$.post("gettea.action",{"teaname":"金"},function(obj){
if(obj == 1){$("#a51").html("没有商品哦");}else{
alert(obj);
var str = "";
for ( var i = 0; i < obj.length; i++) {
var goodsinfo = "<div><img style='width:350px;height:350px;' src='upload/"+obj[i].t_pic+"'/></div>"
+ "<div>商品名:"
+ obj[i].t_name
+ "</div>"
+ "<div>价格:"
+ obj[i].t_price+"</div>"
+ "<div>库存量:"
+ obj[i].t_count
+ "</div>"
+ "<div><a style='text-decoration:none;' href='#'>购买>></a></div>";//href='javascript:dodelete("+obj[j].userid+")'
if ((i % 3) == 0) {
str = str + "<div>"+"<div style='width:376px;float:left'>" + goodsinfo + "</div>";
} else if (((i + 1) % 3) == 0) {
str = str + "<div style='width:376px;float:right;'>"
+ goodsinfo + "</div></div>";
} else {
str = str + "<div style='width:376px;float:left;'>"
+ goodsinfo + "</div>";
}
$.post("gettea.action",{"teaname":"金"},function(obj){
if(obj == 1){$("#a51").html("没有商品哦");}else{
alert(obj);
var str = "";
for ( var i = 0; i < obj.length; i++) {
var goodsinfo = "<div><img style='width:350px;height:350px;' src='upload/"+obj[i].t_pic+"'/></div>"
+ "<div>商品名:"
+ obj[i].t_name
+ "</div>"
+ "<div>价格:"
+ obj[i].t_price+"</div>"
+ "<div>库存量:"
+ obj[i].t_count
+ "</div>"
+ "<div><a style='text-decoration:none;' href='#'>购买>></a></div>";//href='javascript:dodelete("+obj[j].userid+")'
if ((i % 3) == 0) {
str = str + "<div>"+"<div style='width:376px;float:left'>" + goodsinfo + "</div>";
} else if (((i + 1) % 3) == 0) {
str = str + "<div style='width:376px;float:right;'>"
+ goodsinfo + "</div></div>";
} else {
str = str + "<div style='width:376px;float:left;'>"
+ goodsinfo + "</div>";
}
}
if ((obj.length % 3) != 0) {
str = str + "</div>";
}
$("#a51").html(str);}
});
if ((obj.length % 3) != 0) {
str = str + "</div>";
}
$("#a51").html(str);}
});
做简单的项目时遇到从数据库去数据是出现
function show(name){
$.post("gettea.action",{"teaname":"金"},function(obj){
if(obj == 1){$("#a51").html("没有商品哦");}else{
alert(obj);
var str = "";
for ( var i = 0; i < obj.length; i++) {
var goodsinfo = "<div><img style='width:350px;height:350px;' src='upload/"+obj[i].t_pic+"'/></div>"
+ "<div>商品名:"
+ obj[i].t_name
+ "</div>"
+ "<div>价格:"
+ obj[i].t_price+"</div>"
+ "<div>库存量:"
+ obj[i].t_count
+ "</div>"
+ "<div><a style='text-decoration:none;' href='#'>购买>></a></div>";//href='javascript:dodelete("+obj[j].userid+")'
if ((i % 3) == 0) {
str = str + "<div>"+"<div style='width:376px;float:left'>" + goodsinfo + "</div>";
} else if (((i + 1) % 3) == 0) {
str = str + "<div style='width:376px;float:right;'>"
+ goodsinfo + "</div></div>";
} else {
str = str + "<div style='width:376px;float:left;'>"
+ goodsinfo + "</div>";
}
$.post("gettea.action",{"teaname":"金"},function(obj){
if(obj == 1){$("#a51").html("没有商品哦");}else{
alert(obj);
var str = "";
for ( var i = 0; i < obj.length; i++) {
var goodsinfo = "<div><img style='width:350px;height:350px;' src='upload/"+obj[i].t_pic+"'/></div>"
+ "<div>商品名:"
+ obj[i].t_name
+ "</div>"
+ "<div>价格:"
+ obj[i].t_price+"</div>"
+ "<div>库存量:"
+ obj[i].t_count
+ "</div>"
+ "<div><a style='text-decoration:none;' href='#'>购买>></a></div>";//href='javascript:dodelete("+obj[j].userid+")'
if ((i % 3) == 0) {
str = str + "<div>"+"<div style='width:376px;float:left'>" + goodsinfo + "</div>";
} else if (((i + 1) % 3) == 0) {
str = str + "<div style='width:376px;float:right;'>"
+ goodsinfo + "</div></div>";
} else {
str = str + "<div style='width:376px;float:left;'>"
+ goodsinfo + "</div>";
}
}
if ((obj.length % 3) != 0) {
str = str + "</div>";
}
$("#a51").html(str);}
});数据库中的数据在页面显示是出现
if ((obj.length % 3) != 0) {
str = str + "</div>";
}
$("#a51").html(str);}
});数据库中的数据在页面显示是出现
function show(name){
$.post("gettea.action",{"teaname":"金"},function(obj){
if(obj == 1){$("#a51").html("没有商品哦");}else{
alert(obj);
var str = "";
for ( var i = 0; i < obj.length; i++) {
var goodsinfo = "<div><img style='width:350px;height:350px;' src='upload/"+obj[i].t_pic+"'/></div>"
+ "<div>商品名:"
+ obj[i].t_name
+ "</div>"
+ "<div>价格:"
+ obj[i].t_price+"</div>"
+ "<div>库存量:"
+ obj[i].t_count
+ "</div>"
+ "<div><a style='text-decoration:none;' href='#'>购买>></a></div>";//href='javascript:dodelete("+obj[j].userid+")'
if ((i % 3) == 0) {
str = str + "<div>"+"<div style='width:376px;float:left'>" + goodsinfo + "</div>";
} else if (((i + 1) % 3) == 0) {
str = str + "<div style='width:376px;float:right;'>"
+ goodsinfo + "</div></div>";
} else {
str = str + "<div style='width:376px;float:left;'>"
+ goodsinfo + "</div>";
}
$.post("gettea.action",{"teaname":"金"},function(obj){
if(obj == 1){$("#a51").html("没有商品哦");}else{
alert(obj);
var str = "";
for ( var i = 0; i < obj.length; i++) {
var goodsinfo = "<div><img style='width:350px;height:350px;' src='upload/"+obj[i].t_pic+"'/></div>"
+ "<div>商品名:"
+ obj[i].t_name
+ "</div>"
+ "<div>价格:"
+ obj[i].t_price+"</div>"
+ "<div>库存量:"
+ obj[i].t_count
+ "</div>"
+ "<div><a style='text-decoration:none;' href='#'>购买>></a></div>";//href='javascript:dodelete("+obj[j].userid+")'
if ((i % 3) == 0) {
str = str + "<div>"+"<div style='width:376px;float:left'>" + goodsinfo + "</div>";
} else if (((i + 1) % 3) == 0) {
str = str + "<div style='width:376px;float:right;'>"
+ goodsinfo + "</div></div>";
} else {
str = str + "<div style='width:376px;float:left;'>"
+ goodsinfo + "</div>";
}
}
if ((obj.length % 3) != 0) {
str = str + "</div>";
}
$("#a51").html(str);}
},"json");从数据库取数据到页面出现undifine的现象,主要是后面得到数据时,前台没有指定解析的类性,即JSON
if ((obj.length % 3) != 0) {
str = str + "</div>";
}
$("#a51").html(str);}
},"json");从数据库取数据到页面出现undifine的现象,主要是后面得到数据时,前台没有指定解析的类性,即JSON