Php array delete mobile value operation instance

In this tutorial, the array_slicearray_searcharray_shiftarray_uniquearray_unshift function is used as an example. * $ inputarray (& quot; a & quot;, & quot;

This tutorial mainly uses the application instances of the array_slice array_search array_shift array_unique array_unshift functions.

1. */
2. $ Input = array ("a", "B", "c", "d", "e"); // defines the original array
3. $ Output = array_slice ($ input, 2); // return "c", "d", and "e"
4. $ Output = array_slice ($ input,-2, 1); // return "d"
5. $ Output = array_slice ($ input,); // return "a", "B", and, "c"
6. Print_r (array_slice ($ input, 2,-1); // return c, d without retaining the key name
7. Print_r (array_slice ($ input, 2,-1, true); // returns the reserved key names of c and d.
8. //
9. $ Array = array ('blue', 'red', 'green', 'red'); // defines the original array
10. $ Key = array_search ('green', $ array); // search for green and return 2;
11. Echo $ key;
12. Echo"
    ";
13. $ Key = array_search ('red', $ array); // search for red to return key 1 of the first red
14. Echo $ key;
15. //
16. $ Array = array ("orange", "banana", "apple", "raspberry"); // defines the initial array
17. $ Result = array_shift ($ array); // remove
18. Print_r ($ result); // display the pop-up element
19. Echo"
    ";
20. Print_r ($ array );
21. //
22. $ Input = array ("a" => "green", "red", "B" => "green", "blue", "red "); // define the original array
23. $ Result = array_unique ($ input); // perform the remove operation.
24. Print_r ($ result );
25. //
26. $ Array = array ("orange", "banana"); // defines the original array
27. $ Result = array_unshift ($ array, "apple", "raspberry"); // execute the insert operation.
28. Print_r ($ result); // display the result
29. Echo"
    ";
30. Print_r ($ array );