export default _isSupportWebp();

/**
 * 判断浏览器是否支持webp格式
 * @returns {Boolean}
 */
function _isSupportWebp (): boolean {
    let _res: boolean = false;
    try {
        let _el: any = document.createElement('object');
        _el.type = 'image/webp';
        _el.style.visibility = 'hidden';
        _el.innerHTML = '!';
        document.body.appendChild(_el);
        _res = !_el.offsetWidth;
        document.body.removeChild(_el);
    } catch (err) {
        _res = false;
    }
    return _res;
}