Empty string: Difference between revisions

=={{header|ooRexx}}==

should work with each and every REXX interpreter/compiler.

<lang oorexx>v=''

w=' '

if v=='' Then Say 'v contains the empty string'<

If length(w)>0 Then Say 'Variable w does not contain the empty string'

If w='' Then Say 'this is not a good test' </lang>

{{out}}

<pre>v contains the empty string

Variable w does not contain the empty string

this is not a good test</pre>

=={{header|Otus Lisp}}==