convert an array to a string in php

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

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

1phpCopy<?php   
2$arr = array("This","is", "an", "array");  
3$string = implode(" ",$arr);  
4echo "The array is converted to the string.";
5echo "\n";
6echo "The string is '$string'";
7?>
8

1phpCopyimplode($string, $arrayName);
2

1phpCopyjson_encode( $ArrayName );  
2

1phpCopyserialize($ArrayName);
2