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"-n" loops around ; "-e" executes the given quoted string ; "$_" is the current line ; "split" creates an array on white space; each item of the array is "collected" to be then "capitalized" ; the array is "joined" back into a string.
There are 2 alternatives - vote for the best!
I find it useless but definitely simpler than #9230
Don't do this:
echo word | command
Using a bash "here strings" and "here documents" look leeter than piping echo into the command. Also prevents subshell execution. Word is also expanded as usual.
Capitalize first letter of each word in a string.
If you can do better, submit your command here.
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