Instance details: JSON data format and json data domain strings are converted to each other, and json is converted to each other
JSON (JavaScript Object Notation) is a lightweight data exchange format. JSON uses a language-independent text format.
JSON (JavaScript Object notation) is a lightweight data interchange format. JSON uses a completely language-independent text format that makes JSON an ideal data exchange language. Easy for people to read and write, but also easy to machine parsing
1. Convert NSDictionary or NSArray into a JSON string and convert the dictionary or array into a JSON string
1. Convert NSDictionary or NSArray to a JSON string // convert the dictionary or array to a JSON string-(NSData *) toJSONData :( id) theData
In recent work, the use of JSON data transfer, especially from the front to the background, the foreground can directly use the AJAX data function, in JSON format, the background request can be, but sometimes, need to pass a number of parameters,
In recent work, the use of JSON data transfer, especially from the front to the background, the foreground can directly use the AJAX data function, in JSON format, the background request can be, but sometimes, need to pass a number of parameters,
Main content:I. JSON-related conceptsSecond, JSON string converted to JSON object (String-->json object)The JSON object is converted to a string (JSON object-to-string)Iv. converting a value to a string (value-to-string)V. String to value (string-to-
Original: JSON string converted to JSON object, JSON object converted to string, value converted to string, string to valueMain content:I. JSON-related conceptsSecond, JSON string converted to JSON object (String-->json object)The JSON object is
Let's take a look at a common JS object serialized into a JSON string. What is the string of the following JS object after JSON. stringify? Do not rush to copy and paste it to the console. First open a code editor or paper, write and read it, and
JSON Basics
Simply put, JSON can convert a set of data represented in a JavaScript object into a string, which can then be easily passed between functions, or in an asynchronous application passing a string from a WEB client to a server-side
Convert a dictionary or array into JSON data or a stringSource:Nsdictionary+json.h and nsdictionary+json.m////Nsdictionary+json.h//Category////Created by youxianming on 15-2-09.//Copyright (c) 2014 youxianming. All rights
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.