Regular Expression

How to Treat Long Non-space Strings by Regular Expression in PHP

by House of Click
May 7, 2016January 11, 2020

Here was my case, I saw some text shown in web pages were wider than defined width because some non-space strings were extremely longer than… Read More »

Are preg_match and preg_replace Multi-Byte Safe?

by House of Click
November 22, 2015January 11, 2020

The direct answer is yes. Both preg_match and preg_replace functions can be multi-byte safe. But at least, you have to meet the following two requirements… Read More »

How to Make Switch-Case Smaller and Smarter

by House of Click
July 16, 2013January 11, 2020

In the following example, there are only four possible outputs represent four quarters in the switch-case. <?php $month = "4"; ... switch ($month) { … Read More »