Issue

Code backup
2026-05-10 16:59:01 +02:00
commit 368d6fafea
796 changed files with 315310 additions and 0 deletions
@@ -0,0 +1,10 @@
+#!/bin/bash
+
+String='pippo'   # Zero-length ("null") string variable.
+
+if [ -z "$String" ]
+then
+  echo "\$String is null."
+else
+  echo "\$String is NOT null."
+fi     # $String is null.