如何清除UIWebView

// 清除UIWebView的缓存
func clearCache() {
    let dataTypes = Set([WKWebsiteDataTypeDiskCache, WKWebsiteDataTypeMemoryCache])
    let date = Date(timeIntervalSince1970: 0)
    WKWebsiteDataStore.default().removeData(ofTypes: dataTypes, modifiedSince: date, completionHandler: {
        // 代码块在清除操作完成后执行
    })
}

// 清除UIWebView的Cookie
func clearCookies() {
    let dataTypes = Set([WKWebsiteDataTypeCookies])
    let date = Date(timeIntervalSince1970: 0)
    WKWebsiteDataStore.default().removeData(ofTypes: dataTypes, modifiedSince: date, completionHandler: {
        // 代码块在清除操作完成后执行
    })
}

// 清除UIWebView的缓存和Cookie
func clearCacheAndCookies() {
    let dataTypes = Set([WKWebsiteDataTypeDiskCache, WKWebsiteDataTypeMemoryCache, WKWebsiteDataTypeCookies])
    let date = Date(timeIntervalSince1970: 0)
    WKWebsiteDataStore.default().removeData(ofTypes: dataTypes, modifiedSince: date, completionHandler: {
        // 代码块在清除操作完成后执行
    })
}