{"css":"","js":"","html":"<!DOCTYPE html>\n<html lang=\"en\">\n    <head>\n        <meta charset=\"UTF-8\">\n    </head>\n    <body>\n        <div class='triangle'></div>\n\n        <script>\n            var triangle = document.querySelector('.triangle');\n            // 补全代码\n            var str = '';\n            for (let i = 1; i <= 3; i++) {\n                for (let j = 0; j < i; j++) {\n                    str += '*';\n                }\n                triangle.innerHTML += str + '<br>';\n                str = '';\n            }\n        </script>\n    </body>\n</html>","libs":[]}