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--- shell_progammierung [2010/09/08 09:23] – michael
+++ shell_progammierung [2021/04/24 07:40] (current) – external edit 127.0.0.1
@@ Line 10: / Line 10: @@
 | Sonderzeichen ersetzen| Sonderzeichen wie *, ?, [] werden ersetzt. Ausser Sie stehen in "" |
 | Fertiges Kommando ausführen |  |
+==== AWK ====
+|FS|Separator|
+|RS|Record Sepatator. Normally Linbreak (\n)|
+|NF|Number of Fields in a Record|
+|NR|Number of active Record|
+|ARGV|Array of all awk parameters|
+|ARGC|number of all awk parameters|
+|OFS|Output field separator|
+|ORS|Output record separator|
+   awk '{print $0}'
+   df -hk | egrep "\/$" | awk '{print $5}'
+   df -hk | awk '/sda/{print $5}'
+   df -hk | awk 'NR>1{print $1,$3,$7}'
 ==== Commandos ====
@@ Line 34: / Line 51: @@
     MYVAR2=$2
     "let ERG=$MYVAR1+$MYVAR2"
-    RETURN $ERG
+    ECHO $ERG
   }
   ERG=`summe 5 6`
@@ Line 99: / Line 116: @@
        dosomething
    done
+==== WHILE lines in file ====
+   while read i; do
+      echo $i
+   done < list.txt