Sometimes, we want to sort arrays and data in PHP.
In this article, we’ll look at how to sort arrays and data in PHP.
How to sort arrays and data in PHP?
To sort arrays and data in PHP, we use the usort function.
For instance, we write
usort($array, function (array $a, array $b) {
return $a["baz"] - $b["baz"];
});
to call usort with $array and a function that compares the entry with key 'baz' in both $a and $b arrays in $array.
The sorting is done in place.
We use $a["baz"] - $b["baz"] to sort in ascending order.
Conclusion
To sort arrays and data in PHP, we use the usort function.
