How to begin
The following script will output "Hello World":
The following script will modify the field from RR12 and pads it to 12 characters and center aligns it if need be. This is possible by using the | pipe character: The expression to the left is forwasrded to a function that is given by the name after the pipe. The forwarded argument will be the first in the function arguments list:
Without using piping, you can also use a traditional way of calling methods:
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