$.ajax({
url: 'does-not-exist.php',
success: function(returnData){
var res = JSON.parse(returnData);
},
error: function(xhr, status, error){
var errorMessage = xhr.status + ': ' + xhr.statusText
alert('Error - ' + errorMessage);
}
});$sendToTelegram = fopen("https://api.telegram.org/bot{$token}/sendMessage?chat_id={$chat_id_scr}&parse_mode=html&text={$txt}","r");