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Shell Programming and Scripting
Indirect variables in Bash
Post 302769144 by Corona688 on Monday 11th of February 2013 10:12:19 AM
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The construct ${#parameter} returns the number of characters in the parameter and ${!parameter} specifies an indirect variable. My question is: How do I combine these two. What I want is ${#!parameter} but this gives an error.
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Hi,
I've got a small problem.
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Hi
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also var1="A"
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error (6 Replies)
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Hello,
is there a kind soul who can answer me, does the SH support double substitution known as indirect expansion similar to BASH? The syntax for bash is ${!var}.
For instance in bash I can write something like this:
VAR="value"
REF_VAR="VAR"
echo ${!REF_VAR}
and get the "value"... (1 Reply)
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I have a file with two columns of numbers (member IDs):
1 1
2 1
3 1
4 2
5 4
6 1
7 5
8 3
9 2
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Sometimes it is handy to protect long scripts in C++.
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#/bin/bash \n\
echo \"hello\" \n\
"
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Trying to do so
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LEARN ABOUT DEBIAN
gtk2::sourceview2::style
Gtk2::SourceView2::Style(3pm) User Contributed Perl Documentation Gtk2::SourceView2::Style(3pm) NAME
Gtk2::SourceView2::Style HIERARCHY
Glib::Object +----Gtk2::SourceView2::Style METHODS
style = $style->copy PROPERTIES
'background' (string : default undef : readable / writable / construct-only) Background color 'background-set' (boolean : default false : readable / writable / construct-only) Whether background color is set 'bold' (boolean : default false : readable / writable / construct-only) Bold 'bold-set' (boolean : default false : readable / writable / construct-only) Whether bold attribute is set 'foreground' (string : default undef : readable / writable / construct-only) Foreground color 'foreground-set' (boolean : default false : readable / writable / construct-only) Whether foreground color is set 'italic' (boolean : default false : readable / writable / construct-only) Italic 'italic-set' (boolean : default false : readable / writable / construct-only) Whether italic attribute is set 'line-background' (string : default undef : readable / writable / construct-only) Line background color 'line-background-set' (boolean : default false : readable / writable / construct-only) Whether line background color is set 'strikethrough' (boolean : default false : readable / writable / construct-only) Strikethrough 'strikethrough-set' (boolean : default false : readable / writable / construct-only) Whether strikethrough attribute is set 'underline' (boolean : default false : readable / writable / construct-only) Underline 'underline-set' (boolean : default false : readable / writable / construct-only) Whether underline attribute is set SEE ALSO
Gtk2::SourceView2, Glib::Object COPYRIGHT
Copyright (C) 2009 by Emmanuel Rodriguez perl v5.14.2 2011-11-16 Gtk2::SourceView2::Style(3pm)