yyzone-bip/src/utils/dom.js

升级新的ui标准后的yyzone库

export const on = (function() {
    if (document.addEventListener) {
        return function(element, event, handler) {
            if (element && event && handler) {
                element.addEventListener(event, handler, false)
            }
        }
    } else {
        return function(element, event, handler) {
            if (element && event && handler) {
                element.attachEvent('on' + event, handler)
            }
        }
    }
})()

export const off = (function() {
    if (document.removeEventListener) {
        return function(element, event, handler) {
            if (element && event) {
                element.removeEventListener(event, handler, false)
            }
        }
    } else {
        return function(element, event, handler) {
            if (element && event) {
                element.detachEvent('on' + event, handler)
            }
        }
    }
})()