uasort multidimensional array

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

This article collects 10 articles about PHP uasort () functions, Welcome to the collection 1. ArrayList namespace the difference between Array_multisort and uasort in PHP array sorting Introduction: ArrayList Namespace: ArrayList namespace the

Numeric index array: BOOL Usort (array & $array, callback $cmp _function) The Usort function sorts the specified array (parameter 1) by the specified method (parameter 2). When we want to sort multidimensional arrays, each element of a

Array of numeric indices: BOOL Usort (array & $array, callback $cmp _function) The Usort function sorts the specified array (parameter 1) by the specified method (parameter 2). When we want to sort a multidimensional array, each element of a

PHP has a lot of built-in sorting functions, pros and cons of various rows;Commonly used sorting functions:Sort ()-sorts an array in ascending orderRsort ()-sorts the array in descending orderAsort ()-sorts associative arrays in ascending order

PHP has a lot of built-in sorting functions, pros and cons of various rows;Commonly used sorting functions:Sort ()-sorts an array in ascending orderRsort ()-sorts the array in descending orderAsort ()-sorts associative arrays in ascending order

PHP multi-dimensional array sorting (usort, uasort ). Numeric index array: boolusort (arraylt ;? Php defines multidimensional arrays $ aarray (array (sky, blue), array (apple, red), array (tree, green); custom array comparison function, numeric

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

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 arrays of PHP arrays by multidimensional arrayThe 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 some