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This article mainly explains "how to merge php arrays". The content of the explanation is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn how to merge php arrays.

1. Three merger methods

(1) the array_merge numeric key is classified as 0, and if it contains the same key, the second key value is retained.

(2) the array_merge_recursive numeric key is 0, and the array is synthesized when it contains the same key.

(3) the array_combine function means to create an array with the value of one array as its key name and the value of another array as its value.

2. Examples

Array_merge merges arrays.

$a = array (array ("1", "2"), array ("3", "4")); $b = array (array ("a", "b"), array ("c", "d")); $c = array_merge ($acentinb); print_r ($c); what language is php, a nested acronym that stands for English Hypertext preprocessing language (PHP:Hypertext Preprocessor). PHP is a kind of HTML embedded language. PHP is somewhat similar to Microsoft's ASP. It is a scripting language that embeds HTML documents on the server. The style of the language is similar to C language, and now it is widely used by many website programmers.

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