// 选择<p>JavaScript</p>:
var js = document.getElementById("test-p");
// 选择<p>Python</p>,<p>Ruby</p>,<p>Swift</p>:
var arr = document.getElementsByClassName("c-red")[1].getElementsByTagName("p");
// 选择<p>Haskell</p>:
var haskell = document.getElementsByClassName("c-green")[1].lastElementChild;
Sign in to make a reply
好耶
// 选择<p>JavaScript</p>:
var js = document.getElementById("test-p");
// 选择<p>Python</p>,<p>Ruby</p>,<p>Swift</p>:
var arr = document.getElementsByClassName("c-red")[1].getElementsByTagName("p");
// 选择<p>Haskell</p>:
var haskell = document.getElementsByClassName("c-green")[1].lastElementChild;