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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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