Core Function IsIndexSet - Revision history

UberFoX: 1 revision

2015-06-14T12:37:01Z

1 revision

← Older revision

Revision as of 12:37, 14 June 2015

UberFoX: 1 revision

2014-08-11T21:40:49Z

1 revision

← Older revision

Revision as of 21:40, 11 August 2014

UberFoX: /* Remarks */

2014-08-10T17:24:14Z

Remarks

← Older revision		Revision as of 17:24, 10 August 2014
Line 24:		Line 24:

	=== Remarks ===		=== Remarks ===
−
−	~~This cannot be used to check if a hash (dictionary) key exists for that use IsKeySet() instead.~~

	Alias' for this command		Alias' for this command

UberFoX: /* Example */

2013-10-03T01:51:45Z

Example

← Older revision		Revision as of 01:51, 3 October 2013
Line 46:		Line 46:
	println( "Index 1 is : " . (IsIndexSet($a, 1) ? "SET" : "NOT SET") );		println( "Index 1 is : " . (IsIndexSet($a, 1) ? "SET" : "NOT SET") );
	println( "Index 2 is : " . (IsIndexSet($a, 2) ? "SET" : "NOT SET") );		println( "Index 2 is : " . (IsIndexSet($a, 2) ? "SET" : "NOT SET") );
		+	</syntaxhighlight>
		+
		+	Alternative way using IsSet()
		+
		+	<syntaxhighlight lang="sputnik">
		+	IsSet($a) # Check if $a is set
		+	IsSet($a['Test']) # Check if $a (as array) index 'Test' is set
		+	IsSet($a['Test']['Cat']) # Check if $a (as array) index 'Test' (as array) index 'Cat' is set
	</syntaxhighlight>		</syntaxhighlight>

	[[Category:Core Function]]		[[Category:Core Function]]

UberFoX at 12:49, 28 January 2013

2013-01-28T12:49:57Z

← Older revision		Revision as of 12:49, 28 January 2013
Line 26:		Line 26:

	This cannot be used to check if a hash (dictionary) key exists for that use IsKeySet() instead.		This cannot be used to check if a hash (dictionary) key exists for that use IsKeySet() instead.
		+
		+	Alias' for this command
		+	<pre>
		+	IsKeySet()
		+	</pre>

	=== Example ===		=== Example ===

UberFoX at 17:52, 8 December 2011

2011-12-08T17:52:52Z

← Older revision		Revision as of 17:52, 8 December 2011
Line 25:		Line 25:
	=== Remarks ===		=== Remarks ===

−	~~None~~	+	This cannot be used to check if a hash (dictionary) key exists for that use IsKeySet() instead.

	=== Example ===		=== Example ===

UberFoX: Created page with "

 IndexSet( ,  )

=== Description === Check if an element exist at a given index ID within an array. === Parameters === ==== array ==== The array to ..."

2011-12-08T17:51:02Z

Created page with "<pre> IndexSet( <array>, <index> ) </pre> === Description === Check if an element exist at a given index ID within an array. === Parameters === ==== array ==== The array to ..."

New page

<pre>
IndexSet( <array>, <index> )
</pre>

=== Description ===

Check if an element exist at a given index ID within an array.

=== Parameters ===

==== array ====

The array to use.

==== index ====

The index to check (starts at 0).

=== Return Value ===

Success - Returns 1.

Failure - Returns 0.

=== Remarks ===

None

=== Example ===

<syntaxhighlight lang="sputnik">
$a = array("One", "Two");

println( "Index 0 is : " . (IsIndexSet($a, 0) ? "SET" : "NOT SET") );
println( "Index 1 is : " . (IsIndexSet($a, 1) ? "SET" : "NOT SET") );
println( "Index 2 is : " . (IsIndexSet($a, 2) ? "SET" : "NOT SET") );

// Delete an index and do it again
unset($a[1]);
println( "Index 0 is : " . (IsIndexSet($a, 0) ? "SET" : "NOT SET") );
println( "Index 1 is : " . (IsIndexSet($a, 1) ? "SET" : "NOT SET") );
println( "Index 2 is : " . (IsIndexSet($a, 2) ? "SET" : "NOT SET") );
</syntaxhighlight>

[[Category:Core Function]]