JSON Interview Questions and Answers
Question: Explain JSON with php.Answer: Json is too much easy with php There is no installation needed to use these functions; they are part of the PHP core. nothing more need to know just only use { ,[ and create json format string and use three php function json_encode() to get JSON representation of a value, json_decode() for Decodes a JSON string, Šjson_last_error() to get the last error occurred in process.Example: $string='{ "firstName": "Rohit", "lastName": "Singh", "age": 26, "address": { "streetAddress": "Mira Road Thane ", "city": "Mumbai", "state": "maharshtra", "postalCode": "401107" }, "phoneNumber": [ { "type": "home", "number": "022 333-1234" }, { "type": "fax", "number": "022 444-4567" } ] }'; $decodeString = json_decode($string); echo 'First Name - '.$decode->{"firstName"}; echo 'Last Name - '.$decode->{"lastName"}; echo 'Address - '.$decode->{"address"}->{"streetAddress"}; Out put : Print below First Name - Rohit Last Name - Singh Address - Mira Road Thane |
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