在 CodeIgniter 中检索 JSON POST 数据 [英] Retrieve JSON POST data in CodeIgniter
本文介绍了在 CodeIgniter 中检索 JSON POST 数据的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我一直在尝试从我的 php 文件中检索 JSON 数据.这让我很难受.这是我的代码
I have been trying to retrieve JSON data from my php file.Its giving me a hard time.This is my code
我的视图中的代码:
var productDetails = {'id':ISBNNumber,'qty':finalqty,'price':finalprice,'name':bookTitle};
var base_url = '<?php echo site_url() ?>';
$.ajax({
url: "<?php echo base_url() ?>index.php/user/Add_to_cart/addProductsToCart",
type: 'POST',
data:productDetails,
dataType:'JSON',
});
尝试在我的控制器中检索:
Trying to retrieve in my Controller:
echo $this->input->post("productDetails");
什么都不输出.
这是我的标题:
Remote Address:[::1]:80
Request URL:http://localhost/CI/index.php/user/Add_to_cart/addProductsToCart
Request Method:POST
Status Code:200 OK
Request Headersview source
Accept:application/json, text/javascript, */*; q=0.01
Accept-Encoding:gzip, deflate
Accept-Language:en-US,en;q=0.8,fr;q=0.6
Connection:keep-alive
Content-Length:52
Content-Type:application/x-www-form-urlencoded; charset=UTF-8
Cookie:ci_session=3E5SPro57IrJJkjs2feMNlmMrTqEXrTNN8UyEfleeothNnHwNxuCZDSx4a7cJZGjj7fyr2KLpj%2BPNJeGRSzSPVmcFHVEdhSk4D47ziOl4eZcTUAZlQrWa3EYIeQJVWxMpiGZS26MEfbSXNmfel9e8TcsJTreZHipvfisrJovbXEAW4Uv%2BwrJRep1KCi1MMaDCVJb9UEinRVcDtYe%2F86jhn7kOj4kraVmVzx%2FsOaO0rAxLyAUtez%2Feaa4zBwpN3Td153sAoIb3WxVHoEj2oKyH5prVHigbIhIBR6XZqjBkM6hjBuoD2OSZ2wgLbp9DEENMoqui4WYyHROBuS2DYiJajblcS0KiFga5k%2FQOODvE7p6n%2BozN5ciDliVjJ4PnJ5PD1GaPEmec5%2FbQSlOHYWZk%2F2Blzw3Nw0EtLL7wKDzzQY%3Df645c36bb3548eb8de915b73f8763d97a47783ce
Host:localhost
Origin:http://localhost
Referer:http://localhost/CI/index.php/user/view_available_books/viewAvailableBooks/5
User-Agent:Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.2214.111 Safari/537.36
X-Requested-With:XMLHttpRequest
**Form Dataview** sourceview URL encoded
id:234
qty:1
price:0.00
name:dasdadsd2q3e!@!@@
我可以在开发者工具中看到的回复:
My Response which I can See in Developer tools:
Array
(
[id] => 234
[qty] => 1
[price] => 0.00
[name] => dasdadsd2q3e!@!@@
)
但是在浏览器中,输出什么都没有.我现在试图解决它超过 4 个小时,但没有成功.
But in browser, the output is nothing. I am trying to solve it for more than 4 hours now but in vain.
print_r($_POST); // outputs nothing
echo $data = file_get_contents('php://input'); //outputs nothing
echo $id = $this->input->post('productDetails');// outputs nothing
我的查看代码:
<script>
$('#addtoCart').on('click',function(event){
event.preventDefault();
$(this).attr('disabled',"disabled");
finalprice = $.trim($('#price').val());
finalqty = $.trim($('#quantity').val());
var productDetails = JSON.stringify({'id':ISBNNumber,'qty':finalqty,'price':finalprice,'name':bookTitle});
var base_url = '<?php echo site_url() ?>';
// console.log($);
$.ajax({
url: "<?php echo base_url() ?>index.php/user/Add_to_cart/addProductsToCart",
type: 'POST',
contentType: "application/json; charset=utf-8",
data:productDetails,
dataType:'html',
});
});
</script>
控制器代码:
function addProductsToCart(){
var_dump(json_decode(file_get_contents("php://input")));
print_r($_POST);
// $data = json_decode($_POST["productDetails"]);
// var_dump($data);
// echo $data = file_get_contents('php://input');
// print_r(json_decode($data));
// $id = $this->input->post('id');
// $qty = $this
}
推荐答案
我在 CI 中用于我的 Ajax 调用的一般方法:
General method I use for my Ajax Calls in CI :
JS:
post_array =
{
"myvar" : "value1",
"myvar2": "value2"
}
$.post(baseUrl + "/AjaxController/my_function", post_array,
function(data)
{
var res = jQuery.parseJSON(data);
alert(res.property);
}
控制器:
public function my_function()
{
$myvar = $this->input->post('myvar');
$myvar2 = $this->input->post('myvar2');
//Stuff
echo json_encode($myobject);
}
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