bash-portability
Bash Portability
Guidance for writing portable POSIX-compatible scripts and understanding when to leverage bash-specific features.
Shebang Selection
Use #!/usr/bin/env bash for Bash Scripts
#!/usr/bin/env bash
Why: Searches PATH for bash, works across systems where bash may be in different locations.
Use #!/bin/sh for POSIX Scripts
#!/bin/sh
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