==
Quelle((http://www.softpanorama.org/Scripting/Shellorama/Reference/string_operations_in_shell.shtml))
===== Length Operator =====
There are two ... it in a function file. We will call it functions.sh, the sh meaning shell scripts.
$ pg functions.sh
#!/bin/sh
# functions.sh
# main script functions
is_it_a_directory()
{
# is_it_a_directory
====== BashShell Tests ======
Quelle((http://tldp.org/LDP/abs/html/comparison-ops.html))
===== Other Co... 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
#+