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# Wihout quotes, all argument grouping by the script caller is lost helloWorld $@ # With quotes, argument quoting by the script caller is preserved helloWorld "$@" |
This is because enclosing a variable in double-quotes "" preserves any special formatting internal to the variable's value.
| Tip | ||
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It is a good idea to double-quote bash positional argument variables in order to preserve the caller's quoting. Corollary: If some argument isn't coming through as you're expecting, it's probably a quoting issue! |
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