twig模板引擎模板无法继承？

Question

{% extends "layout.html" %} {% block content %} <!-- 内容主体区域 --> <form class="layui-form" action="/index/save" method="post">     <div class="layui-form-item">         <label class="layui-form-label">标题</label>         <div class="layui-input-block">             <input type="text" name="title" required lay-verify="required" placeholder="请输入标题" autocomplete="off"                    class="layui-input">         </div>     </div>     <div class="layui-form-item layui-form-text">         <label class="layui-form-label">内容</label>         <div class="layui-input-block">             <textarea name="desc" placeholder="请输入内容" class="layui-textarea"></textarea>         </div>     </div>     <div class="layui-form-item">         <div class="layui-input-block">             <button class="layui-btn" lay-submit lay-filter="formDemo">立即提交</button>             <button type="reset" class="layui-btn layui-btn-primary">重置</button>         </div>     </div> </form> </div> {% endblock %}

Answer 1

建议参照官方指引