The JSON and HTTP protocol

The payload format for invoking web services were once monopolized by the XML format. The SOAP-based services mostly support the XML format. With the advent of REST-based services, developers use JavaScript Object Notation (JSON) as the payload format.

 

 

The following table shows a comparison between XML and corresponding JSON object:

XML

JSON

<person>   <firstName>John</firstName>   <lastName>Smith</lastName>   <age>25</age>   <address>     <streetAddress>21 2nd     Street</streetAddress>     <city>New York</city>     <state>NY</state>     <postalCode>10021</postalCode>   </address>   <phoneNumber>     <type>home</type>     <number>212 555-1234</number>   </phoneNumber>   <phoneNumber>     <type>fax</type>     <number>646 555-4567</number>   </phoneNumber>   <gender>     <type>male...