array_diff php PHP

并返回差集。 該函數比較兩個(或更多個)數組的鍵值,但是不在任何其他引數陣列(array2 或 array3 等等)中的鍵名。
PHP array_diff_key() Function
PHP array_diff_key() Function – The array_diff_key() function compares the keys from array1 against the keys from array2, array3etc and returns an array having the difference ie

array_diff

array array_diff ( array array1, array array2 [, array ]) array_diff() returns an array containing all the values of array1 that are not present in any of the other arguments. Note that keys are preserved.

PHP Manual: array_diff

Description array array_diff ( array array1, array array2 [, array ]array_diff() returns an array containing all the values of array1 that are not present in any of the other arguments. Note: Please note that this function only checks one dimension of a n-dimensional array.
PHP array_diff_assoc() Function
PHP array_diff_assoc() Function Topic: PHP Array Reference Prev|Next Description The array_diff_assoc() function compares the elements of two or more arrays and returns the differences. Unlike array_diff(), the array keys are also used in the comparison. The

How does the array_diff_key() work in PHP?

Inside the tags, three arrays are declared with certain values in them. They are printed by calling the ‘array_diff_assoc’ function by passing all the three arrays to it as parameters. The resultant value is the different between the first array, and second array

array_diff(3) [php man page]

ARRAY_DIFF(3) 1 ARRAY_DIFF(3) array_diff – Computes the difference of arrays SYNOPSIS array array_diff (array $array1, array $array2, [array $]) DESCRIPTION
GitHub
Array Diff Multidimensional is an open-sourced package licensed under the MIT license. About Compare the difference between two multidimensional arrays in PHP
Referensi PHP Array : Fungsi array_diff()
Referensi PHP Array : Fungsi array_diff() Reviewed by Sutiono S.Kom., M.Kom., M.T.I by Hanifah Nurbaeti November 18, 2020 by Hanifah Nurbaeti November 18, 2020 Contoh Bandingkan nilai dari dua larik, dan kembalikan perbedaannya:
PHP array_diff_uassoc() function
 · PHP array_diff_uassoc(): The array_diff_uassoc() function is used to compare two or more arrays with an additional user supplied function. The function compares array1 against array2 and returns the difference. Unlike array_diff() the array keys are used in the

Docs for page array_diff_key.php

array_key_exists.php array_product.php array_search.php array_slice.php array_udiff.php array_udiff_assoc.php array_udiff_uassoc.php array_uintersect.php array_uintersect_assoc.php array_uintersect_uassoc.php array_walk_recursive.php asinh.php atanh.php
Array_diff_assoc in php
The PHP array_diff_assoc function is used to compare the keys and values of two or more arrays and returns the resultant array containing the difference of two arrays. This function is very suitable to use in a situation where we want to eliminate the repeating values of two arrays to get the resultant array.
PHP : array_diff_key() function
 · PHP array_diff_key(): The array_diff_key() function is used to compare the keys from an array against the keys from another array and returns the difference. This function is like array_diff() except the comparison is done on the keys instead of the values.
PHP array_diff_key() Function
PHP array_diff_key() Function Topic: PHP Array Reference Prev|Next Description The array_diff_key() function compares the keys of two or more arrays and returns the differences. Also, the values for the keys are not considered in the comparison, only the keys are
php
According to it: php -r ‘array_diff(array(“a” => array(“b” => 4)), array(1));’ PHP Notice: Array to string conversion in Command line code on line 1 PHP Stack trace: PHP 1. {main}() Command line code:0 PHP 2. array_diff() Command line code:1 One of your arrays is
,該陣列包括了所有在被比較的陣列(array1)中,並回傳一個差集陣列,並回傳差集。 該函式比較兩個(或更多個)陣列的鍵名,PHP array_diff_assoc() - Examples

PHP array_diff() 函數_w3cschool

定義和用法 array_diff() 函數用于比較兩個(或更多個)數組的鍵值,該數組包括了所有在被比較的數組(array1)中,并返回一個差集數組,但是不在任何其他參數數組(array2 或 array3 等等)中的鍵值。
PHP array_diff_key() 函式
定義和用法 array_diff_key() 函式用於比較兩個(或更多個)陣列的鍵名