Differences

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--- awk:awk_field_separator_delimiters [2021/01/06 15:26] – peter
+++ awk:awk_field_separator_delimiters [2022/06/13 09:41] (current) – peter
@@ Line 5: / Line 5: @@
 <file>
    Peter     Terence   Roux        45
-   Virginia  Genevive  Roux        45
+   Virginia  Genevieve  Roux        45
    Felix     Devon     Roux         5
    David     Bruce     Stevenson   48
@@ Line 16: / Line 16: @@
 ===== Specifying Input Field Separator Delimiter =====
-To set an alternative field delimiter, issue the following command:
+To set an alternative field delimiter:
 <code awk>
@@ Line 30: / Line 30: @@
 <WRAP info>
 **NOTE:**  This is useful when a space is not being used as the delimiter in the input file.
-</WRAP>
+  * AWK **FS** is any single character or regular expression which you want to use as a input field separator.
+  * AWK **FS** can be changed any number of times, it retains its values until it is explicitly changed.
+    * If you want to change the field separator, its better to change before you read the line; so the change affects the line that is read.
+</WRAP>
 ----
@@ Line 37: / Line 41: @@
 ===== Specifying Output Field Separator Delimiter =====
-To set an alternative field delimiter for the output, issue the following command:
+To set an alternative field delimiter for the output:
 <code awk>
@@ Line 43: / Line 47: @@
 </code>
-which will display something like:
+returns:
 <code>