function handleClick(): void { console.log("Der Button wurde geklickt!"); alert("Hallo von TypeScript!"); fetch("http://localhost:8090/api/command", { method: "POST", headers: { "Content-Type": "application/json", // Füge dies hinzu, wenn du JSON sendest } }) .then(res => res.text()) .then(text => console.log("Server sagt:", text)) .catch(error => console.error("Fehler:", error)); /*fetch("/api/command", { method: "POST" }) .then(res => res.text()) .then(text => console.log("Server sagt:", text));*/ /*fetch("https://192-168-197-2.c-one-infra.de/api/command", { method: "POST" }) .then(res => res.text()) .then(text => console.log("Server sagt:", text)); */ } document.addEventListener("DOMContentLoaded", () => { const button = document.getElementById("myButton"); button?.addEventListener("click", handleClick); });