Objective: To convert the QQ number in the file into a QQ mailbox, which is to add @qq.com after QQ number.
Methods: First use notepad++ to open the file containing the QQ number, or a new file will be a copy of the QQ number pasted over, and then ctrl+h Open the replacement window, and then follow the figure operation.
1, find the location of the directory entry: ([0-9].*)
2, replacement for input: \email@example.com
3. Find mode selection: Regular expression
4, the final press all replace, will be the current open file in all QQ numbers replaced by QQ mailbox.