array ( 0 => 'index.php', 1 => 'PHP Manual', ), 'head' => array ( 0 => 'UTF-8', 1 => 'zh', ), 'this' => array ( 0 => 'function.tan.php', 1 => 'tan', ), 'up' => array ( 0 => 'ref.math.php', 1 => 'Math 函数', ), 'prev' => array ( 0 => 'function.sqrt.php', 1 => 'sqrt', ), 'next' => array ( 0 => 'function.tanh.php', 1 => 'tanh', ), 'alternatives' => array ( ), 'source' => array ( 'lang' => 'zh', 'path' => 'reference/math/functions/tan.xml', ), ); $setup["toc"] = $TOC; $setup["toc_deprecated"] = $TOC_DEPRECATED; $setup["parents"] = $PARENTS; manual_setup($setup); ?>