<map id="ystdex::is_in_types&lt; _type, _types &gt;" name="ystdex::is_in_types&lt; _type, _types &gt;">
<area shape="rect" id="node1" title="判断第一参数在之后参数指定的类型中出现。" alt="" coords="15,200,150,241"/>
<area shape="rect" id="node2" href="$db/dab/a02567.xhtml" title=" " alt="" coords="5,109,160,151"/>
<area shape="rect" id="node3" href="$db/dab/a02567.xhtml" title="逻辑或。" alt="" coords="20,5,145,32"/>
</map>
