function create(delay) {
console.log(delay);
if (delay > 100) {
setTimeout(create, Math.floor(delay), delay * 0.9);
}
}
create(2000);fs.writeFile("11111.png", body, 'binary', function(err) {
if(err) {
return console.log(err);
}
});function isAjax () {
if (
isset($_SERVER['HTTP_X_REQUESTED_WITH'])
&& $_SERVER['HTTP_X_REQUESTED_WITH'] == "XMLHttpRequest")
return true;
return false;
}