Untitled

#include <ESP8266WiFi.h>
#include <ESP8266WebServer.h>

const char* ssid = "your_SSID";
const char* password = "your_PASSWORD";

ESP8266WebServer server(80);

int valoreVariabile = 42;

// Definisci il contenuto HTML come una stringa
const char* htmlTemplate = R"(
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>ESP8266 Web Server</title>
</head>
<body>
    <h1>Valore della variabile: %VALORE_VARIABILE%</h1>
</body>
</html>
)";

void setup() {
  Serial.begin(115200);
  WiFi.begin(ssid, password);

  // Attendi connessione WiFi
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.println("Connecting to WiFi...");
  }

  Serial.println("Connected to WiFi!");

  // Stampa l'indirizzo IP
  Serial.print("Indirizzo IP del server: ");
  Serial.println(WiFi.localIP());

  // Imposta le route
  server.on("/", handleRoot);

  server.begin();
  Serial.println("HTTP server started");
}

void loop() {
  server.handleClient();
}

void handleRoot() {
  String htmlContent = String(htmlTemplate);
  htmlContent.replace("%VALORE_VARIABILE%", String(valoreVariabile));
  server.send(200, "text/html", htmlContent);
}