r i in foo bar baz; do eval echo \${$foo:?} one bash: bar: parameter null or not set bash: baz: parameter null or not set
== NOTE ==
Th... e shortest instance of "anything followed by a slash" at the beginning of the string is just a slash (/).
The construct ${variable##*/} is actually eq... ent like: "Most of the bang! tricks that work in csh work the same way in bash").
However, buried in there is a section on Para... ually left on the command like literally. Under bash this is a user-settable option. In fact, under bash you can disable shell "globbing" if you like -- t
====== Bash Shell Tests ======
Quelle((http://tldp.org/LDP/abs/html/comparison-ops.html))
===== Other... metic and string comparisons ===
<code>
#!/bin/bash
a=4
b=5
# Here "a" and "b" can be treated eith... the arithmetic and string comparisons,
#+ since Bash variables are not strongly typed.
# Bash permits integer operations and comparisons on variables
#+
