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submitted 2 months ago by yogthos@lemmy.ml to c/programmerhumor@lemmy.ml
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[-] AnnaFrankfurter@lemmy.ml 3 points 2 months ago

-z means zero length and mostly [[ ]] are used when you want to add multiple conditions. But there are also few test cases which are only in bash so they also need double brackets

this post was submitted on 05 Mar 2025
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