Shulou(Shulou.com)06/03 Report--

This article mainly introduces how php replaces repeated characters with one character, which has certain reference value. Interested friends can refer to it. I hope you can learn a lot after reading this article. Let's take a look at it.

Methods: 1, use the str_split () function to split the string, the string into a character array, a character in the string corresponding to an element in the array; 2, use the array_unique () function to filter repeated characters in the array; 3, use the implode () function to convert the de-duplicated array into a string.

Operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

Php replaces repetitive characters with one character

Implementation idea: with the help of array method array_unique ()

Use str_split () to split the string and turn the string into a character array

Use array_unique () to filter duplicate characters

Use implode () to convert an array to a string

Implementation code:

Output result:

520134! Thank you for reading this article carefully. I hope the article "how to replace repeated characters with one character" shared by the editor will be helpful to everyone. At the same time, I also hope that you will support and follow the industry information channel. More related knowledge is waiting for you to learn!

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.