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(function (window) {
try {
new MouseEvent('test');
return false; // No need to polyfill
} catch (e) {
// Need to polyfill - fall through
}
// Polyfills DOM4 MouseEvent
var MouseEvent = function (eventType, params) {
params = params || { bubbles: false, cancelable: false };
var mouseEvent = document.createEvent('MouseEvent');
mouseEvent.initMouseEvent(eventType, params.bubbles, params.cancelable, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
return mouseEvent;
}
MouseEvent.prototype = Event.prototype;
window.MouseEvent = MouseEvent;
})(window);
---------------------本文来自 幻想山外小楼听雨 的CSDN 博客 ,全文地址请点击:https://blog.csdn.net/promiseCao ... 607?utm_source=copy
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