Collected a sample tutorial of PHP regular expressions. It's really good. Record it.Regular expressions are used in string processing, form validation, etc
Factory pattern is a kind of pattern. It establishes a factory to create objects according to needs. This method is very important in polymorphic programming, allowing dynamic replacement
This is just a log, recording some content related to php regularity.Some commonly used, basically defined character descriptions. Match any word except n
When updating a plug-in recently, it is necessary to read all files in the specified folder and check their creation time.First of all, the first thought
In the process of PHP, it is often used to set the current file address for selection. Sometimes, the use of relative address will fail. Therefore, PHP provides this