How to get the first few elements of php array

How to get the first few elements of the php array: first create a new php file; then create an array; finally use the "array_splice" function to get the first three elements from the "$arr" array.

The operating environment of this article: windows7 system, PHP7.1 version, DELL G3 computer

Create a new php file and name it test.php. Used to explain how PHP takes the first few elements from an array as a new array.

In the test.php file, use the header() method to set the encoding format of the page to utf-8.

In the test.php file, create an array for testing.

In the test.php file, use the array_splice function to take the first three elements from the $arr array, delete the following elements, and form a new array.

In the test.php file, use print_r to output the processed array.

Open the test.php file in the browser to view the results.

Recommended study: "PHP Video Tutorial"

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