array to string conversion in php

1$gadget = array( 'computer', 'mobile', 'tablet' );
2echo implode($arr);

1phpCopy<?php
2   $array = ["Lili", "Rose", "Jasmine", "Daisy"];
3   $JsonObject = json_encode($array);
4   echo "The array is converted to the Json string.";
5   echo "\n"; 
6   echo"The Json string is $JsonObject";
7?>
8

1Using implode() function in Php
2-----------------------
3Syntax
4implode(separator,array);  
5
6Example
7<?php  
8//assigning value to the array  
9$dummyArr = array("Hello","Greppers,","Ankur","here !");  
10  
11echo implode(" ",$dummyArr);// Use of implode function  
12?>  
13  
14Output:
15Hello Greppers, Ankur here !

1phpCopy<?php
2   $array = ["Lili", "Rose", "Jasmine", "Daisy"];
3   $JsonObject = serialize($array);
4   echo "The array is converted to the Json string.";
5   echo "\n"; 
6   echo"The Json string is $JsonObject";
7?>
8

1$person = [
2    'name' => 'Jon',
3    'age' => 26,
4    'status' => null,
5    'friends' => ['Matt', 'Kaci', 'Jess']
6];
7
8echo json_encode($person);
9// {"name":"Jon","age":26,"status":null,"friends":["Matt","Kaci","Jess"]}
10

1function subArraysToString($ar, $sep = ', ') {
2    $str = '';
3    foreach ($ar as $val) {
4        $str .= implode($sep, $val);
5        $str .= $sep; // add separator between sub-arrays
6    }
7    $str = rtrim($str, $sep); // remove last separator
8    return $str;
9}
10
11// $food array from example above
12echo subArraysToString($food);
13// apple, raspberry, pear, banana, peas, carrots, cabbage, wheat, rice, oats
14