HTML and CSS Reference
In-Depth Information
EXAMPLE (S AMPLE C ODE )
Example: (JavaScript array)
var friends = [ “John”, “Jane”, “Niveeta”, “Su” ];
Example: (JavaScript object literal)
var soldier = {
name: undefined,
rank: "captain",
picture: "keeweeboy.jpg",
salary: 50000,
enlisted: true
}
Table 18.5 JSON's Basic Types
Data Type
Example
Number
5, 5.435
String
“John Doe”, 'red'
Boolean
true or false
Array
[ 1,2,3,4.5 ]
[“Bob”,”Jim”,”Joe”]
Object
{ “Name”: “John”,
“Age” : 35,
“Status”: true,
}
null
null
18.5.2 Steps to Use JSON
Create a .json File. To use JSON, the object literal or array will be placed in a file
named with a .json extension (see Chapter 8 to review object literals). The object or
array will not be named in the file. It would look like this:
{ "namev: undefined,
"rank": "captain",
"picturev: "keeweeboy.jpg",
"salary": 50000,
"enlisted": true
}
 
 
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