How to get the first few elements from an array as a new array in php

php method to take the first few elements from the array as a new array: first use the header method to set the encoding format of the page to [utf-8]; then use the [array_splice] function to get the first few elements from the [$arr] array Take the first three elements to form a new element.

The operating environment of this tutorial: Windows 7 system, PHP version 5.6, DELL G3 computer.

php method to take the first few elements from the array as a new array:

1. Create a new php file named test.php for explaining php How to get the first few elements from an array as a new array.

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

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

4. In the test.php file, use the array_splice function to get the first three elements from the $arr array, Delete the following elements to form a new array.

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

6. Open the test.php file in the browser and view the results.

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