void handleRoot() { //处理网站目录“/”的访问请求 esp8266_server.send(200, "text/html", sendHTML(pinState)); } /* 建立用于发送给客户端浏览器的HTML代码。此代码将会每隔5秒刷新页面。 通过页面刷新,引脚的最新状态也会显示于页面中 */ String sendHTML(bool buttonState){ String htmlCode = "<!DOCTYPE html> <html>\n"; htmlCode +="<head><meta http-equiv='refresh' content='5'/>\n"; //每5秒自动刷新一次页面; htmlCode +="<title>ESP8266 Butoon State</title>\n"; htmlCode +="<style>html { font-family: Helvetica; display: inline-block; margin: 0px auto; text-align: center;}\n"; htmlCode +="body{margin-top: 50px;} h1 {color: #444444;margin: 50px auto 30px;} h3 {color: #444444;margin-bottom: 50px;}\n"; htmlCode +="</style>\n"; htmlCode +="</head>\n"; htmlCode +="<body>\n"; htmlCode +="<h1>ESP8266 BUTTON STATE</h1>\n"; if(buttonState) {htmlCode +="<p>Button Status: HIGH</p>\n";} else {htmlCode +="<p>Button Status: LOW</p>\n";} htmlCode +="</body>\n"; htmlCode +="</html>\n"; return htmlCode; }
标签:text,50px,htmlCode,刷新,自动,margin,页面 From: https://www.cnblogs.com/fengzhihean/p/16839281.html