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  1. #!/bin/bash
  2. COMMAND="$1"
  3. shift
  4. case "$COMMAND" in     
  5.         loop)
  6.             echo "Processing use case"
  7.             ;;  
  8.         *)
  9.             echo "Usage: $0 {loop|...}"
  10.             exit 1 
  11.             ;;
  12. esac
  13.  
Runtime error #stdin #stdout 0s 4320KB
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Standard input is empty
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Usage: ./prog.sh {loop|...}
https://ideone.com/rGIvg4
language:
Bash (bash 5.0.3)
created:
7 years ago
visibility:
public

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