Php method for merging two arrays with the Array_merge () function _php Tutorial

Php method for merging two arrays with the Array_merge () function

This article mainly introduces PHP through the Array_merge () function to merge two arrays of the method, the example analysis of PHP array_merge () function combined array of the use of skills, the need for friends can refer to the following

This example describes how PHP merges two arrays by using the Array_merge () function. Share to everyone for your reference. The specific analysis is as follows:

PHP merges two arrays with the Array_merge () function, Array_merge () is a PHP function that merges two or more arrays, appends the last array to the previous one, and returns an array of results. It accepts two or more than two arrays and returns an array containing all the elements.

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$first = Array ("AA", "BB", "CC"); $second = Array (11,22,33); $third = Array_merge ($first, $second); foreach ($third as $val) { Print "$val "; }

The result of the above code execution is as follows:

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1	The output is a array with (' AA ', ' BB ', ' cc ', 11, 22, 33)

Special NOTE: If the input array has the same string key, then the value next to the key will overwrite the previous one. However, if the array contains numeric keys, subsequent values will not overwrite the original values, but will be appended.

I hope this article is helpful to everyone's PHP programming.

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