Home >Backend Development >PHP Problem >How to delete an array in php
php method to delete an array: 1. Use the unset function to delete an array element and keep the original index unchanged; 2. Use the "array_splice" function to delete an array element without keeping the index; 3. Use The "array_diff" function removes multiple elements by value, keeping the index.
php delete array:
Delete an element and keep the original index unchanged
Use unset function
Using unset does not change the original index of the array. If you plan to rearrange the index (so that the index starts from 0 and is continuous), you can use the array_values function
to delete an element without keeping the index
Use the array_splice function
Delete multiple elements by value, keeping the index
Using array_diff function
For more related knowledge, please visit PHP Chinese website!
The above is the detailed content of How to delete an array in php. For more information, please follow other related articles on the PHP Chinese website!