Definition và Usage
The in_array() function searches an array for a specific value.Bạn vẫn xem: In_array php w3schools code example
This function returns TRUE if the value is found in the array, or FALSE otherwise.
Bạn đang xem: Hướng dẫn sử dụng hàm in_array() trong php
Syntax
| in_array(search,array,type) |
| search | Required. Specifies the what to search for |
| array | Required. Specifies the array to lớn search |
| type | Optional. If this parameter is set, the in_array() function searches for the search-string và specific type in the array |
Tips and Notes
Note: If the search parameter is a string & the type parameter is set khổng lồ TRUE, the tìm kiếm is case-sensitive.Example 1
|
|
| Match found |
Example 2
| "; }else echo "Match not found"; if (in_array("Glenn",$people, TRUE)) echo "Match found"; else echo "Match not found"; if (in_array(23,$people, TRUE)) echo "Match found"; else echo "Match not found"; ?> |
| Match not foundMatch foundMatch found |
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