array of json php code example

Example 1: json php

//Json Encode

$person = array( 
    "name" => "KINGASV", 
    "title" => "CTO"
); 
$personJSON=json_encode($person);//returns JSON string

//Json Decode

$personJSON = '{"name":"KINGASV","title":"CTO"}';

$person = json_decode($personJSON);

echo $person->name; // KINGASV

Example 2: convert text file to json php

<?php
  header('Content-type: application/json');
  echo json_encode( explode("\r\n",file_get_contents('data.txt')) );
?>

Example 3: how to get data from json array in php

$data = json_decode($json);

Example 4: php is json

function is_json($input_line) {
    if(is_string($input_line)){
        preg_match('/^\{(\s+|\n+)*(\"(.*)(\n+|\s+)*)*\}$|^\[(\s+|\n+)*\{(\s+|\n+)*(\"(.*)(\n+|\s+)*)*\}(\s+|\n)*\]$/', $input_line, $output_array);
        if (  isset($output_array) || !empty($output_array)) {
            return true;
        }
    }
    return false;
    }