如何通过javascript/jQuery中的URL发送数组 [英] How to send an array via the url in javascript/jQuery
问题描述
我正在尝试通过url发送一个javascript数组,但是失败
I am trying to send a javascript array via the url.But it fails
function viewReport(mode,someid){
if(mode==0){
var para= new Array();
para['para1'] = 'para1'||0;
para['para2']= 'para2' || 0;
console.log(para);
window.open('somePDFView/'+para,'_blank');
}else{
var para=[];
var paraelements={
para1:'anotherpara1'||0,
para2:'anotherpara2'||0
};
para[0]=paraelements;
window.open('somePDFView/'+para,'_blank');
}
}
在if part(mode=0)
上,para数组不再发送,而在其他部分(mode=1
)上,
para是这样发送的:
On if part(mode=0)
, the para array is not sending any more and on else part (mode=1
) the
para is sends like this:
somePDFView/[object Object]
哪个显示错误:
您提交的URI不允许使用字符
The URI you submitted has disallowed characters
我们如何通过url发送数组.我不能使用Ajax(因为它有一个弹出窗口)或会话或存储在临时表中.也不能在控制器中检索此值.
How can we send an array via url.I can't use Ajax (because its a popup window) or session or storing in a temporary table.Also how can we retrieve this value in the controller.
我想念我正在使用Codeigniter的一件重要事情.然后我认为它不允许使用特殊字符--&,=,[,]等.因此,是否还有其他方法可以将数据作为数组发送?
I miss an important thing that I am using codeigniter. Then I think it disallows special characters like - &,=,[,],etc..So if any other methods available for sending data as an array?..
推荐答案
要将URL的参数数组从Javascript发送到PHP/Codeigniter,您需要执行以下两个步骤:
To send an array of params via URL from Javascript to PHP/Codeigniter, you need to follow 2 steps:
-
将您的params数组转换为JSON String并将其作为单个查询参数发送.
para = JSON.stringify(para);
window.open('somePDFView?params='+para,'_blank');
Convert your params array to JSON String and send that as a single query param.
para = JSON.stringify(para);
window.open('somePDFView?params='+para,'_blank');
在控制器上解码查询字符串参数(即JSON字符串)
$params = json_decode($_GET['params']);
Decode the query string param (i.e JSON string) at your controller
$params = json_decode($_GET['params']);
现在您可以通过访问$ params在控制器上使用所有参数.
Now you can use all the params at your controller by accessing through $params.
您的代码块变为:
function viewReport(mode,someid){
if(mode==0){
var para= new Array();
para['para1'] = 'para1'||0;
para['para2']= 'para2' || 0;
console.log(para);
para = JSON.stringify(para);
window.open('somePDFView?params='+para,'_blank');
}else{
var para=[];
var paraelements={
para1:'anotherpara1'||0,
para2:'anotherpara2'||0
};
para[0]=paraelements;
para = JSON.stringify(para);
window.open('somePDFView?params='+para,'_blank');
}
}
尝试一下,让我知道您是否仍然遇到此问题.
Try this out and let me know if you still faces this issue.
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