Conditional loop.
	
	
		Loops while a condition is [code]true[/code]. Execution continues out the [code]exit[/code] Sequence port when the loop terminates.
		[b]Input Ports:[/b]
		- Sequence: [code]while(cond)[/code]
		- Data (bool): [code]cond[/code]
		[b]Output Ports:[/b]
		- Sequence: [code]repeat[/code]
		- Sequence: [code]exit[/code]