{"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            var str='';\n            for(var i=1;i<=3;i+=1){\n                for(var j=0;j<=i-1;j+=1){\n                    str+='*';\n                }\n                str+='<br/>';\n            }// 补全代码\n            triangle.innerHTML=str;\n        </script>\n    </body>\n</html>","libs":[]}