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Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code
<?php
$dataArray = array(
'login' => 'John',
'password' => 'New York'
);
$colors = array("red", "green", "white");
$output = implode(",", array_map(function($keys) { return ':' . $keys; }, array_keys($dataArray)));
echo $output;