How to modify the key name of a two-dimensional array in php

This article is about how to change the key name of a two-dimensional array in php. The editor thinks it is very practical, so share it with you as a reference and follow the editor to have a look.

1. Use the foreach statement to iterate through the array, iterate through the two-dimensional array $arr once, and assign the inner array to $v in each loop.

Then use the array_combine ($key, $v) statement to change the key name of the inner array $v.

2. Use the array_walk () + array_slice () function to get the inner array.

Thank you for reading! This is the end of the article on "how to modify the key name of a two-dimensional array in php". I hope the above content can be of some help to you, so that you can learn more knowledge. if you think the article is good, you can share it for more people to see!