Regular expression is a pattern for matching text. In BasicCAT and ImageTrans, we can use it to find and replace text.
We can learn about regular expressions in this website.
Here is a list of useful regular expressions:
.*?match all text
[0-9]match all numbers
[a-zA-Z]match all English characters
[\u4e00-\u9fa5]match all Chinese characters
The list is to be enriched…