php sort multidimensional array by key

For example, I have a multidimensional array $relationshop_list, which has IDs, with sort two columns, and I want the array to be sorted in descending order of ID, sorted in sort of way:Sort$array _field = Array_column ($relationshop _list, ' sort ')

PHP uses Array_multisort to sort multiple arrays or multidimensional arrays, and the PHP multidimensional array is sorted PHP Array_multisort can be used to sort multiple arrays at once, or to sort multidimensional arrays based on one dimension or

In actual development, more or less will encounter array sorting problem, in addition to the conventional write simple sorting algorithm, PHP also provides a built-in array sorting function, this time to share the key: Uasort   Use user-defined

array_multisort-to sort multiple arrays or multidimensional arrays Description BOOL Array_multisort (array ar1 [, mixed arg [, mixed ... [, array ...]] ) Array_multisort (PHP 4, PHP 5) Returns TRUE if successful, and returns FALSE if it

1. Initialization of arrays(1) Create an array with arrayA: $products = array (' tires ', ' oil ', ' Spark plugs ');Array () is actually a language structure, not a function B: Initializing the related array$prices = Array (' Tires ' =>100, ' oil ' =

Sorting 2-D arrays or multidimensional arrays is a common problem, in PHP we have a special multidimensional array sorting function, the following briefly:Array_multisort (array1,sorting order, sorting type,array2,array3. is a function that sorts

Sorting arrays of PHP arrays by multidimensional array The most powerful type in PHP is a non-array! Any type of data can be stored in an array. In the project development, the sorting of the array is a commonplace, this article mainly summarizes

For Web programming, the most important thing is to access and read and write data. There may be many ways to store them, such as strings, arrays, files, and so on. arrays, which can be said to be a more important way of using PHP data. PHP's Array

Array_multisort () can be used to sort multiple arrays at once, or to sort multidimensional arrays based on one dimension or multidimensional. array_multisort-to sort multiple arrays or multidimensional arraysDescriptionBOOL Array_multisort (array

Array_multisort (PHP 4, PHP 5) Array_multisort-Sort multiple arrays or multidimensional arrays Description BOOL Array_multisort (array ar1 [, mixed arg [, mixed ... [, array ...]] ) Returns TRUE if successful, and FALSE if it fails. Array_multisort