mirror of https://github.com/tLDP/LDP
39 lines
938 B
Bash
39 lines
938 B
Bash
#!/bin/bash
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variable="one two three four five"
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set -- $variable
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# Sets positional parameters to the contents of "$variable".
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first_param=$1
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second_param=$2
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shift; shift # Shift past first two positional params.
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# shift 2 also works.
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remaining_params="$*"
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echo
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echo "first parameter = $first_param" # one
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echo "second parameter = $second_param" # two
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echo "remaining parameters = $remaining_params" # three four five
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echo; echo
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# Again.
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set -- $variable
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first_param=$1
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second_param=$2
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echo "first parameter = $first_param" # one
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echo "second parameter = $second_param" # two
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# ======================================================
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set --
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# Unsets positional parameters if no variable specified.
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first_param=$1
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second_param=$2
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echo "first parameter = $first_param" # (null value)
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echo "second parameter = $second_param" # (null value)
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exit 0
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