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70 lines
1.0 KiB
Groff
70 lines
1.0 KiB
Groff
.\" generated with Ronn/v0.7.3
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.\" http://github.com/rtomayko/ronn/tree/0.7.3
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.
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.TH "GETOPTS" "1" "March 2016" "" "fisherman"
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.
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.SH "NAME"
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\fBgetopts\fR \- Command line options parser
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.
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.SH "SYNOPSIS"
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getopts \fIoptions\fR \.\.\.
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.
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.br
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.
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.SH "DESCRIPTION"
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\fBGetopts\fR is a command line options parser for fish\.
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.
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.SH "USAGE"
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Study the output of getopts in the following example
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.
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.IP "" 4
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.
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.nf
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getopts \-ab1 \-\-foo=bar baz
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.
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.fi
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.
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.IP "" 0
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.
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.IP "" 4
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.
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.nf
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a
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b 1
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foo bar
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_ baz
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.
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.fi
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.
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.IP "" 0
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.
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.P
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The items on the left are the command option \fIkeys\fR\. The items on the right are the option \fIvalues\fR\. The underscore \fB_\fR character is the default key for bare arguments\.
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.
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.IP "" 4
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.
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.nf
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getopts \-ab1 \-\-foo=bar baz | while read \-l key option
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switch $key
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case _
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case a
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case b
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case foo
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end
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end
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.
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.fi
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.
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.IP "" 0
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.
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.SH "NOTES"
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.
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.IP "\(bu" 4
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A double dash, \fB\-\-\fR, marks the end of options\. Arguments after this sequence are placed in the default underscore key, \fB_\fR\.
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.
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.IP "" 0
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