php $query .= implode code example

Example 1: implode php

$array = array('banana', 'strawberry', 'apple');
comma_separated  = implode(",", $array);
echo comma_separated; // banana,strawberry,apple

Example 2: php implode

$arr = ['Thor','Captain America','Iron Man'];
echo implode(', ',$arr);
// "Thor, Captain America, Iron Man"