Subj : Re: bash variable expansion
To   : paulie420
From : MeaTLoTioN
Date : Wed Feb 01 2023 16:23:38

On 31 Jan 2023, paulie420 said the following...
 
 pa>  Me> If you wanted to capitalise every word, you could do this;
 pa>  Me> ```
 pa>  Me> $ stringArray=( $string )
 pa>  Me> $ echo ${stringArray[@]^}
 pa>  Me> This Is A String
 pa>  Me> ```
 pa> 
 pa> This one is interesting... why do we have to create a new variable;
 pa> or... what can't you just;
 pa> echo ${string[@]^}

Ah good question, the reason is because you need an array to be able to iterate 




































































































































































































over words in it, otherwise you'll just iterate over each character. That's why 




































































































































































































I made the array first out of the original string, it uses spaces as the 
separator, then you can iterate over each item in the array as intended.

Hope this helps =)

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