消息推送系统

function sendMessage() {

var message = document.getElementById("message").value;

fetch('https://api.example.com/send', {

method: 'POST',

headers: {

'Content-Type': 'application/json'

},

body: JSON.stringify({

content: message,

recipient: "user@example.com"

})

})

.then(response => response.json())

.then(data => console.log(data))

.catch(error => console.error('Error:', error));

}