<documentation title="Unconditional If Statements">
<standard>
<![CDATA[
If statements that are always evaluated should not be used.
]]>
</standard>
<code_comparison>
<code title="Valid: An if statement that only executes conditionally.">
<![CDATA[
if (<em>$test</em>) {
$var = 1;
}
]]>
</code>
<code title="Invalid: An if statement that is always performed.">
<![CDATA[
if (<em>true</em>) {
$var = 1;
}
]]>
</code>
</code_comparison>
<code_comparison>
<code title="Valid: An if statement that only executes conditionally.">
<![CDATA[
if (<em>$test</em>) {
$var = 1;
}
]]>
</code>
<code title="Invalid: An if statement that is never performed.">
<![CDATA[
if (<em>false</em>) {
$var = 1;
}
]]>
</code>
</code_comparison>
</documentation>
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