polyfill-service
Version:
A polyfill combinator
17 lines (16 loc) • 606 B
JavaScript
if (!('navigator' in this)) this.navigator = {};
this.navigator.sendBeacon = function sendBeacon(url, data) {
var xhr = ('XMLHttpRequest' in window) ? new XMLHttpRequest() : new ActiveXObject('Microsoft.XMLHTTP');
xhr.open('POST', url, false);
xhr.setRequestHeader('Accept', '*/*');
if (typeof data === 'string') {
xhr.setRequestHeader('Content-Type', 'text/plain;charset=UTF-8');
xhr.responseType = 'text/plain';
} else if (Object.prototype.toString.call(data) === '[object Blob]') {
if (data.type) {
xhr.setRequestHeader('Content-Type', data.type);
}
}
xhr.send(data);
return true;
};