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- 0 - standard input
- 1 - standard output
- 2 - standard error
Redirection characters allow you to control the stream input or output
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- Starts automatic logging to a log file named using its 1st logFileTag argument.
- Calls stdStreams with its 2nd and 3rd arguments.
- Calls stdStreams again, but this time capturing echo capturing its output in a local variable using backtick execution syntax, then displays the captured text.
- Calls the echo_se function with some text.
- Calls the echo_se function again, capturing its output in a local variable, then displays the captured text.
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