26/05/2017

JSON Datatypes

• string
•  
• a number
•  
• an object (JSON object)
•  
• an array
•  
• a boolean

• null

JSON values cannot be one of the following data types:

• a function
•  
• a date
•  
• undefined

 JSON Strings

 
JSON strings must be written in double quotes.



JSON Numbers


 JSON numbers must be an integer or a floating point. 



JSON Objects

{
"student":{ "name":"Janusha", "age":19, "city":"Jaffna" }
}  



JSON Arrays

{
"student":[ "Janusha", "Karunya", "Poomika" ]
}  



JSON Booleans

JSON booleans can be true/false.

{ "sale":true } 



JSON Null

{ "middlename":null }