Vultr instance id for instance label API v2

array_return.php

<?php
function idForLabel(string $label, array $instance_data)
{
    foreach ($instance_data['instances'] as $instance) {
        if ($instance['label'] == $label) {
            return array('found' => true, 'id' => $instance['id'], 'searchLabel' => $label);
        }
    }
    return array('found' => false, 'searchLabel' => $label);
}

vultr_id_for_label.php

<?php
function instancesCall()
{
    $api_key = 'VULTR-API-KEY-HERE';
    $crl = curl_init('https://api.vultr.com/v2/instances');
    curl_setopt($crl, CURLOPT_CUSTOMREQUEST, 'GET');
    curl_setopt($crl, CURLOPT_HTTPHEADER, array("Authorization: Bearer $api_key"));
    curl_setopt($crl, CURLOPT_ENCODING, 'gzip,deflate');
    curl_setopt($crl, CURLOPT_RETURNTRANSFER, true);
    $call_response = curl_exec($crl);
    curl_close($crl);
    return json_decode($call_response, true);
}

function idForLabel(string $label, array $instance_data)
{
    foreach ($instance_data['instances'] as $instance) {
        if ($instance['label'] == $label) {
            return $instance['id'];
        }
    }
    return "No id found for $label";
}

echo idForLabel('label to search id for', instancesCall());