php sort multidimensional array
function sortByAge($a, $b) {
return $a['age'] > $b['age'];
}
$people=[
["age"=>54,"first_name"=>"Bob","last_name"=>"Dillion"],
["age"=>22,"first_name"=>"Sarah","last_name"=>"Harvard"],
["age"=>31,"first_name"=>"Chuck","last_name"=>"Bartowski"]
];
usort($people, 'sortByAge'); //$people is now sorted by age (ascending)php sort array by key
$weight = [
'Pete' => 75,
'Benjamin' => 89,
'Jonathan' => 101
];
ksort($weight);sort array of objects javascript by value
let orders = [
{
order: 'order 1', date: '2020/04/01_11:09:05'
},
{
order: 'order 2', date: '2020/04/01_10:29:35'
},
{
order: 'order 3', date: '2020/04/01_10:28:44'
}
];
console.log(orders);
orders.sort(function(a, b){
let dateA = a.date.toLowerCase();
let dateB = b.date.toLowerCase();
if (dateA < dateB)
{
return -1;
}
else if (dateA > dateB)
{
return 1;
}
return 0;
});
console.log(orders);sort multidimensional array php by key
$people= array(
array("age"=>54,"first_name"=>"bob","last_name"=>"Dillion"),
array("age"=>22,"first_name"=>"darah","last_name"=>"Harvard"),
array("age"=>31,"first_name"=>"ahuck","last_name"=>"Bartowski"),
);
echo '<PRE>';
print_r($people);
$keys = array_column($people, 'first_name');
print_r($keys);
array_multisort($keys, SORT_ASC, $people);
print_r($people);Copyright © 2021 Codeinu
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