cURL execution function. - Old version.

oldcURL.php

/**
* Execute a cURL.
*
* @param $url
* @param array $header An array of headers.
* @param string $mode Mode for the execution (PUT/GET/POST).
* @param string $variables Variables/body to send in execution. String or json.
* @return mixed Returns decoded json of return from execution.
*/

function executeCURL($url, $header = array(), $mode = "GET", $variables = ""){
    $curl = curl_init();
    curl_setopt($curl, CURLOPT_URL,$url);
    curl_setopt($curl, CURLOPT_HTTPHEADER, $header);
    curl_setopt($curl, CURLOPT_CUSTOMREQUEST, $mode);
    curl_setopt($curl, CURLOPT_POSTFIELDS, $variables);
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);

    $content = curl_exec($curl);
    $array = json_decode($content, true);
    return $array;
}