AwkChannelWiki: Editing EmptyArray

You can test if an array is empty using this function: {{{ awk function empty(a, i) { for(i in a) return 0; return 1} }}} This function comes from comp.lang.awk see this [[http://groups.google.com/group/comp.lang.awk/browse_thread/thread/6ed0f7a40952f092/c3b65ed3c7832f13?lnk=gst&q=empty+robbins#c3b65ed3c7832f13|post]]

Summary:

This change is a minor edit.

//italics//

italics

**bold**

bold

* Bullet list
* Second item
** Sub item

• Bullet list
• Second item
..• Sub item

# Numbered list
# Second item
## Sub item

1. Numbered list
2. Second item
2.1 Sub item

Link to [[wiki page]]

Link to wiki page

[[URL|link name]]

link name

== Large heading
=== Medium heading
==== Small heading

Large heading
Medium heading
Small heading

No
linebreak!

Use empty line

No line break!

Use empty line

Forced\\linebreak

Forced
line break

Horizontal line:
----

Horizontal line:

Image with title

|=|=table|=header|
|a|table|row|
|b|table|row|

Table

{{{
== [[Nowiki]]:
//**dont** format//
}}}

== [[Nowiki]]:
//**don't** format//

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