3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php // Take your submitted output $jsonData = '{"msg":"OK","details":[{ "id":"1","score":"233","user_id":"4", "date":"2014-02-03 00:00:00"}, { "id":"2", "score":"1256","user_id":"5", "date":"2014-02-05 00:00:00"},{"id":"4", "score":"123", "user_id":"7", "date":"2014-03-04 00:00:00"},{ "id":"3", "score":"100", "user_id":"6", "date":"2014-03-08 00:00:00"},{ "id":"5", "score":"8", "user_id":"2", "date":"2014-03-13 00:00:00"}], "1st":"2014-02-03 00:00:00", "last":"2014-03-13 00:00:00"}'; // and convert it to an array $origArray=json_decode($jsonData); // We will want an array to hold data $weeklyDetails = array(); // Lets loop through each of your details foreach ($origArray->details as $detail){ // and get the week number $weekNo=date("W", strtotime($detail->date)); // and if we don't already have an array for that week if (! is_array($weeklyDetails["week $weekNo"]) ){ //create it $weeklyDetails["week $weekNo"] = array(); } // lets push the detail into that week array_push($weeklyDetails["week $weekNo"], $detail); } // Assign the new details $origArray->details = $weeklyDetails; // Convert back to json $jsonData = json_encode($origArray); // print it out. print($jsonData);
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined index: week 06 in /in/G8oQ8 on line 17 Notice: Undefined index: week 10 in /in/G8oQ8 on line 17 Notice: Undefined index: week 11 in /in/G8oQ8 on line 17 {"msg":"OK","details":{"week 06":[{"id":"1","score":"233","user_id":"4","date":"2014-02-03 00:00:00"},{"id":"2","score":"1256","user_id":"5","date":"2014-02-05 00:00:00"}],"week 10":[{"id":"4","score":"123","user_id":"7","date":"2014-03-04 00:00:00"},{"id":"3","score":"100","user_id":"6","date":"2014-03-08 00:00:00"}],"week 11":[{"id":"5","score":"8","user_id":"2","date":"2014-03-13 00:00:00"}]},"1st":"2014-02-03 00:00:00","last":"2014-03-13 00:00:00"}
Output for 5.2.0 - 5.2.17
Notice: Undefined index: week 06 in /in/G8oQ8 on line 17 Notice: Undefined index: week 10 in /in/G8oQ8 on line 17 Notice: Undefined index: week 11 in /in/G8oQ8 on line 17 {"msg":"OK","details":{"week 06":[{"id":"1","score":"233","user_id":"4","date":"2014-02-03 00:00:00"},{"id":"2","score":"1256","user_id":"5","date":"2014-02-05 00:00:00"}],"week 10":[{"id":"4","score":"123","user_id":"7","date":"2014-03-04 00:00:00"},{"id":"3","score":"100","user_id":"6","date":"2014-03-08 00:00:00"}],"week 11":[{"id":"5","score":"8","user_id":"2","date":"2014-03-13 00:00:00"}]},"1st":"2014-02-03 00:00:00","last":"2014-03-13 00:00:00"}
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_decode() in /in/G8oQ8 on line 6
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_decode() in /in/G8oQ8 on line 6
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_decode() in /in/G8oQ8 on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_decode() in /in/G8oQ8 on line 6