How to do looping in Windows Batch

We need loops in batch file to prevent writing long blocks of code and to do repetitive process. There are 2 ways to do looping in Windows Batch.

Method 1

Use this method for numeric values

FOR /L %%A IN (1,1,200) DO (
ECHO %%A
)

where 1,1,200 means start, increment step and end

Method 2

Use this method for non-numeric values

FOR %%G IN (Sun Mon Tue Wed Thur Fri Sat) DO echo %%G