Example 1: sort array php
<?php
$fruits = array("d" => "lemon", "a" => "orange", "b" => "banana", "c" => "apple");
asort($fruits);
foreach ($fruits as $key => $val) {
echo "$key = $val\n";
}
?>
c = apple
b = banana
d = lemon
a = orange
Example 2: php sort hight to low
$letters=array("b","a","c");
arsort($letters);
Example 3: array sort php
$room_details = array(
"2020-09-27": [
{
"content": "how are you",
"detail_id": "1",
"time": "17:57:28",
"chat_time": "2020-09-24 17:57:28",
"width": "0",
"height": "0",
"type": "1",
"distance_time": "26 days ago",
"avatar": "uploads/MemberImage/20200922-1436-image-5f699b536f438-0.png",
"position": 2
},
{
"content": "I am fine, thanks",
"detail_id": "2",
"time": "17:57:45",
"chat_time": "2020-09-24 17:57:45",
"width": "0",
"height": "0",
"type": "1",
"distance_time": "26 days ago",
"avatar": "uploads/MemberImage/20200922-1436-image-5f699b536f438-0.png",
"position": 2
},
],
"2020-09-24": [
{
"content": "how are you",
"detail_id": "1",
"time": "17:57:28",
"chat_time": "2020-09-24 17:57:28",
"width": "0",
"height": "0",
"type": "1",
"distance_time": "26 days ago",
"avatar": "uploads/MemberImage/20200922-1436-image-5f699b536f438-0.png",
"position": 2
},
{
"content": "I am fine, thanks",
"detail_id": "2",
"time": "17:57:45",
"chat_time": "2020-09-24 17:57:45",
"width": "0",
"height": "0",
"type": "1",
"distance_time": "26 days ago",
"avatar": "uploads/MemberImage/20200922-1436-image-5f699b536f438-0.png",
"position": 2
},
],
);
sort($room_details);
$room_details = array(
"2020-09-24": [
...
],
"2020-09-27": [
...
],
);