In this article, you will learn how to sort an array based on some user-defined function. The usort() function compares array elements by passing them to the user-defined function and sorts them according to the comparison result. What is the syntax of the usort() function in PHP? Parameter Details array The array to sort – …
In this article, you will learn how to sort an array using its keys based on some user-defined function. The uksort() function takes keys from the array and passes them to the user-defined function and sorts them according to it. What is the syntax of the uksort() function in PHP? Parameter Details array The array …
In this article, you will learn how to sort an array using its values based on some user-defined function. The uasort() function takes values from the array and passes them to the user-defined function and sorts them according to it. What is the syntax of the uasort() function in PHP? Parameter Details array The array …
In this article, you will learn how to sort an indexed array in ascending order. The sort() function arranges the elements of an indexed array in ascending order. What is the syntax of the sort() function in PHP? Parameter Details array The array to sort in ascending order – Required sorttype Optional. Specifies how to …
In this article, you will learn how to count the array elements in PHP. The sizeof() function returns the number of elements in an array. Note: This function is an alias of count() function. What is the syntax of the sizeof() function in PHP? Parameter Description array The array to count element of – Required …
In this article, you will learn how to rearrange or randomly arrange the elements of an array. The shuffle() function performs the action. Look at the examples and syntax below. Note: In the case of an associative array, the shuffle function assigns new keys to the values and removes the old ones. What is the …
In this article, you will learn how to sort an indexed array in descending order. The rsort() function arranges the elements of an indexed array in descending order. What is the syntax of the rsort() function in PHP? Parameter Details array The array to sort in descending order – Required sorttype Optional. Specifies how to …
In this article, you will learn how to reset the internal pointer of an array. By resetting it means to move the pointer to point to the first element of the array which is the default behavior of the pointer. The reset() function perform this functionality. What is the syntax of the reset() function in …
In this article, you will learn how to create an array that should contain a series of elements within the given range. The PHP range() function fills and returns an array of elements within the specified range. The elements are filled in the order of low to high. However, if the low parameter is greater …
In the article, you will learn how to move the internal pointer of an array to the previous element, The prev() function moves the internal pointer to the previous element (if present) and outputs it. What is the syntax of the prev() function in PHP? Parameter Details array The array to get the previous element …
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