ng_operations_in_shell.shtml))
===== Length Operator =====
There are two way to get length of the string.
The simplest one is ${#varname}, which return... ilename} would have the value 6.
The other operator (${#array[*]}) has to do with array variables.
==== String Length ====
<code>
${#string}
expr
comparison-ops.html))
===== Other Comparison Operators =====
==== integer comparison ====
----
-eq
is equal to
<code> if [ "$a" -eq "$b" ]</code>
----
-ne
is not equal to
<code> if [ "$a" -ne "$b" ]</code>
----
-gt
... $b" ]</code>
----
-ge
is greater than or equal to
<code>if [ "$a" -ge "$b" ]</code>
----
-lt
is l
