<!DOCTYPE html>编程狮(w3cschool.cn)name="viewport" content="width=device-width, initial-scale=1"rel="stylesheet" href="https://7npmedia.w3cschool.cn/w3.css"class="w3-container"显示代码w3-code 类被设计用来显示示例代码:class="w3-panel w3-card w3-light-grey"例子class="w3-code notranslate"水果[0] = "香蕉";水果[1] = "苹果";水果[2] = "芒果";水果[3] = "橘子";