JSONstands forJavaScript Object Notation. JSON is a human and machine-readable format to represent data asStructured Data. JSON is used primarily to transfer data from one computer to another or even between different programs on the same computer. To visualize JSON, let us say that we want to...
JSON解析器只认可JSON文本,因此它比较安全: var myObject = myJSONtext.parseJSON(); 而JSON的字符串转换器(stringifier)则作相反的工作,它将JavaScript数据结构转换为JSON文本。JSON是不支持循环数据结构的,所以注意不能把循环的结构交给字符串转换器。 var myJSONText = myObject.toJSONString(); 这里是JSON官方...
在大部分语言中,它被理解为数组(array)。 这些都是常见的数据结构。事实上大部分现代计算机语言都以某种形式支持它们。这使得一种数据格式在同样基于这些结构的编程语言之间交换成为可能。 有关JSON的更多介绍,访问它的官方网站:http://www.json.org 在JavaScript中使用JSON JSON是JavaScript对象描述符号(object literal...
JSON is "self-describing" and easy to understandJSON Example This example defines an employees object: an array of 3 employee records (objects): {"employees":[ {"firstName":"John", "lastName":"Doe"}, {"firstName":"Anna", "lastName":"Smith"}, {"firstName":"Peter", "lastName":...
JSON建构于两种结构: “名称/值”对的集合(A collection of name/value pairs)。不同的语言中,它被理解为对象(object),纪录(record),结构(struct),字典(dictionary),哈希表(hash table),有键列表(keyed list),或者关联数组 (associative array)。
JSON Booleans Array Example [true, true, false, false, true] JSON Array of Objects A JSON object is similar to a JavaScript object. We can also create a JSON array containing many objects, and then we can iterate over this array or use "[]" square brackets to get the desired object....
Nested table or objectEmbedded document ArrayArray Use cases for a JSON document database Content management A JSON document database is a great choice for content management applications, such as blogs and video platforms, because each entity can be stored as a single JSON document. Should the ...
Objects. A JSON object data type is a set of name or value pairs inserted between {} (curly braces). The keys must be strings and separated by a comma and should be unique. Arrays. An array data type is an ordered collection of values. In JSON, array values must be type string, ...
This section provides a quick introduction of JSON (JavaScript Object Notation) - a text string format, similar to XML, that uses human-readable text to record data objects consisting of attribute–value pairs and array structures.© 2025 Dr. Herong Yang. All rights reserved.What Is JSON (Ja...
Objects.A JSON object data type is a set of name or value pairs inserted between {} (curly braces). The keys must be strings and separated by a comma and should be unique. Arrays.An array data type is an ordered collection of values. In JSON, array values must be type string, number...