[[Property:title|CA028 - Combine two if instructions]]
[[Property:link_title|CA028]]
[[Property:weight|0]]
[[Property:uuid|47b9a80f-16d7-82c7-7d23-19f740fb2978]]
__NOTOC__
=Description=
Two nested instructions, both not having an else clause, could be combined into a single if instruction using the <e>and then</e> boolean operator.
:{| class="doctable"
|-
| '''Scope'''
| Instruction
|-
| '''Status'''
| Enabled
|-
| '''Severity'''
| Suggestion
|-
| '''Applicability'''
| All
|-
| '''Score'''
|  40
|}

=Example of violation=
<e>if user /= Void then
	if user.age >= 18 then
		...
	end
end
</e>

=Recommendation=
Combine the nested if instructions using <e>and then</e>. In the example, it becomes:
<e>if user /= Void and then user.age >= 18 then
	...
end</e>