dlt.request

Introduction

Network request, currently supports (post, get, put, delete, POST_JSON, POST_MULTIPART)

Parameters

Object object

Attribute	Type	Default	Required	Description	Minimum Version
url	string		Yes	Request URL
data	string		No	Request parameters, if it is JSONObject data, the value type needs to be a string	Supported after version 3.0.0, for versions below 3.0.0, the parameter name is dataJson and the type is string
header	string		No	Set the request header, JSON string structure
timeout	number	60000	No	Timeout time in milliseconds. The default value is 60000.	Supported after version 3.0.0
dataType	string		No	The format of the returned data, the default is to return string type data.	Supported after version 3.0.0
success	function		No	Callback function for successful API call
fail	function		No	Callback function for failed API call
complete	function		No	Callback function for the end of the API call (both success and failure will be executed)

dataType Legal Values

Legal Value	Description
json	The returned data is JSON, and after returning, JSON.parse will be performed on the returned data.
Others	Do not perform JSON.parse on the returned content.

object.success Callback Function

Parameters

Object res

Attribute	Type	Description
statusCode	string	Response code returned by the server
response	string	Content returned by the server
headers	string	Server returned headers, JSON string structure
cookies	string	Cookies returned by the server, JSON string array; Example: '[{"name":"", "value":"", "expiresAt":"", "domain":"", "path":"", "secure":"", "httpOnly":"", "persistent":"","hostOnly":""}]'
success	string	true-Set successfully

object.fail Callback Function

Parameters

Object res

Attribute	Type	Description
errCode	string	Error code
errMsg	string	Error message
success	string	false-Set failed

errMsg Explanation

Error Message	Description
Http Request Fail, url is empty:R001	Request failed: url is empty
Http Request Fail, Exception_" + t.toString() + ":R002	Request failed: Exception occurred
Http Request Fail, request method not in " + Arrays.toString(requestMethods) + ":R003	Request failed: The request method is not within the supported range
Http Request Fail, onFailure_${e.toString()}:R004	Request failed
Http Request Fail, onResponse_${e.toString()}:R005	Request failed

Sample Code

// pages/index/index.js

Page({
  request() {
    dlt.request({
      url: "xxx",
      data: JSON.stringify({ x: "xx" }),
      method: "POST",
      header: JSON.stringify({
        "content-type": "application/json",
        "Accept-Timezone": "UTC",
        "access-token": "xxxxx",
      }),
      success(res) {
        console.log(res);
      },
      fail(res) {
        console.error(res);
      },
    });
  },
});