michaelsarduino/ESP8266_LED_Webserver.ino

## ESP8266_LED_Webserver.ino
#include <ESP8266WiFi.h>

const char* ssid = "WLAN HORNISSENWEG 4";
const char* password = "unserpasswort";

WiFiServer server(80);

void setup() {
  Serial.begin(115200);
  delay(10);

  WiFi.begin(ssid, password);

  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
  }

  // Start the server
  server.begin();
}

void loop() {
  // Check if a client has connected
  WiFiClient client = server.available();
  if (!client) {
    return;
  }

  while(!client.available()){
    delay(1);
  }

  // Read the first line of the request
  String req = client.readStringUntil('\r');
  client.flush();

  String html = "HTTP/1.1 200 OK\r\nContent-Type: text/html\r\n\r\n<!DOCTYPE HTML>\r\n<html> <h3> LED 1 </h3><form action=\"192.168.178.30/index.html\" method=\"GET\">  <input type=\"radio\" name=\"led1\" value=\"1\" />AN <br />   <input type=\"radio\" name=\"led1\" value=\"0\" />AUS  <br /> <input type=\"submit\" name=\"absenden\" value=\"schalten!\" /><br /></form></html>\n";

  // Match the request
  int val = -1;
  if (req.indexOf("?led1=0") != -1)
    val = 0;
  else if (req.indexOf("?led1=1") != -1)
    val = 1;
  else if(req.indexOf("/index.html") != -1)
    client.print(html);
  else {
    //Serial.println("invalid request");
    client.stop();
    return;
  }

  if(val != -1)
  {
  Serial.println(val);
  client.flush();

  // Send the response to the client
  client.print(html);
  delay(1);
  }
}
	#include <ESP8266WiFi.h>

	const char* ssid = "WLAN HORNISSENWEG 4";
	const char* password = "unserpasswort";

	WiFiServer server(80);

	void setup() {
	Serial.begin(115200);
	delay(10);

	WiFi.begin(ssid, password);

	while (WiFi.status() != WL_CONNECTED) {
	delay(500);
	}

	// Start the server
	server.begin();
	}

	void loop() {
	// Check if a client has connected
	WiFiClient client = server.available();
	if (!client) {
	return;
	}

	while(!client.available()){
	delay(1);
	}

	// Read the first line of the request
	String req = client.readStringUntil('\r');
	client.flush();

	String html = "HTTP/1.1 200 OK\r\nContent-Type: text/html\r\n\r\n<!DOCTYPE HTML>\r\n<html> <h3> LED 1 </h3><form action=\"192.168.178.30/index.html\" method=\"GET\"> <input type=\"radio\" name=\"led1\" value=\"1\" />AN <br /> <input type=\"radio\" name=\"led1\" value=\"0\" />AUS <br /> <input type=\"submit\" name=\"absenden\" value=\"schalten!\" /><br /></form></html>\n";

	// Match the request
	int val = -1;
	if (req.indexOf("?led1=0") != -1)
	val = 0;
	else if (req.indexOf("?led1=1") != -1)
	val = 1;
	else if(req.indexOf("/index.html") != -1)
	client.print(html);
	else {
	//Serial.println("invalid request");
	client.stop();
	return;
	}

	if(val != -1)
	{
	Serial.println(val);
	client.flush();

	// Send the response to the client
	client.print(html);
	delay(1);
	}
	}