子要素を探すのにはfind <p><span>Hello</span>, how are you?</p> <p>Me? I'm <span>good</span>.</p> $("p").find("span").css('color','red'); 親要素を探す場合はclosest <ul> <li><b>Click me!</b></li> <li>You can also <b>Click me!</b></li> </ul> $( document ).bind("click", function( e ) { $( e.target ).closest("li").toggleC…