Php sort array by subarray value

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)

Similar codes

12 votes112 views6 answers
Set session data in laravel
PHP Laravel
0 vote131 views1 answer
Php mess detector laravel
PHP Laravel
0 vote143 views1 answer
Php get latest file in directory
PHP
1 vote103 views2 answers
Get unique array from multidimentional array by value in php
PHP
0 vote90 views1 answer
Current URL without url site laravel
PHP
7 votes94 views3 answers
Laravel active menu item
PHP
0 vote114 views1 answer
Extensions for laravel command ubuntu 20.04
PHP Laravel
1 vote97 views2 answers
Php clean html tags
PHP
1 vote91 views1 answer
Update many laravel
PHP
0 vote97 views1 answer
How to stop message of laravel mix
PHP