How to get list of worklogs through JIRA REST API

jira-get_worklog.php

<?php
// https://community.atlassian.com/t5/Answers-Developer-Questions/How-to-get-list-of-worklogs-through-JIRA-REST-API/qaq-p/533633
$server   = 'jira.example.com';
$fromDate = '2017-11-07';
$toDate   = '2012-11-08';
$project  = 'X';
$assignee = 'bob';

$username = 'username';
$password = 'password';


$curl = curl_init();
curl_setopt($curl, CURLOPT_USERPWD, "$username:$password");
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 1);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, 0);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 0);


# Give me up to 1000 search results with the Key, where
# assignee = $assignee  AND  project = $project
#  AND created &lt; $toDate  AND  updated &gt; $fromDate
#  AND timespent &gt; 0
$url = "https://$server/rest/api/2/search?startIndex=0&amp;jql=".
"assignee+%3D+$assignee".
//            "+and+project+%3D+$project".
"+and+created+%3C+$toDate+and+updated+%3E+$fromDate".
"+and+timespent+%3E+0&amp;fields=key&amp;maxResults=1000";
echo "$url\n";
curl_setopt($curl, CURLOPT_URL, $url);


$issues = json_decode(curl_exec($curl), true);
if (!$issues) {
    exit(1);
}
$periodLog = [];
foreach ($issues['issues'] as $issue) {
    $key = $issue['key'];
    # for each issue in result, give me the full worklog for that issue
    curl_setopt($curl, CURLOPT_URL,
                "https://$server/rest/api/2/issue/$key/worklog");


    $worklog = json_decode(curl_exec($curl), true);
    foreach ($worklog['worklogs'] as $entry) {
        $shortDate = substr($entry['started'], 0, 10);
        # keep a worklog entry on $key item,
        # iff within the search time period
        if ($shortDate >= $fromDate && $shortDate <= $toDate)
            $periodLog[$key][] = $entry;
    }
}
#  echo json_encode($periodLog);
var_dump($periodLog);