1<documentation title="Function Calls"> 2 <standard> 3 <![CDATA[ 4 Functions should be called with no spaces between the function name, the opening parenthesis, and the first parameter; and no space between the last parameter, the closing parenthesis, and the semicolon. 5 ]]> 6 </standard> 7 <code_comparison> 8 <code title="Valid: spaces between parameters"> 9 <![CDATA[ 10$var = foo($bar, $baz, $quux); 11 ]]> 12 </code> 13 <code title="Invalid: additional spaces used"> 14 <![CDATA[ 15$var = foo<em> </em>(<em> </em>$bar, $baz, $quux<em> </em>)<em> </em>; 16 ]]> 17 </code> 18 </code_comparison> 19</documentation> 20