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      1. WKWebView 中的字体看起来比 UIWebView 中的小

        The font looks like smaller in WKWebView than in UIWebView(WKWebView 中的字体看起来比 UIWebView 中的小)

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                  本文介绍了WKWebView 中的字体看起来比 UIWebView 中的小的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着跟版网的小编来一起学习吧!

                  问题描述

                  我将 UIWebView 更改为 WKWebView,但是,使用相同的 html,WKWebView 中的字体看起来比 UIWebView 中的字体小.我不希望这种情况发生,那么有什么办法可以避免这种变化吗?

                  I changed UIWebView to WKWebView, however, with the same html, the font in WKWebView looks like smaller than in UIWebView. I don't want this happen, so is there any way to avoid this change?

                  推荐答案

                  最后我通过添加一个html字符串解决了这个问题:

                  Finally I solved this problem by adding an html string:

                  • 对于 Objective-C:
                  NSString *headerString = @"<head><meta name='viewport' content='width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, user-scalable=no'></head>";
                  [self.webView loadHTMLString:[headerString stringByAppendingString:yourHTMLString] baseURL:nil];
                  

                  • 对于 Swift:
                  • let headerString = "<head><meta name='viewport' content='width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, user-scalable=no'></head>"
                    webView.loadHTMLString(headerString + yourHTMLString, baseURL: nil)
                    


                    另外,如果你想加载 url 而不是 html 你可以试试:


                    What's more,if you want to load url rather than html you can try:

                    private var isInjected: Bool = false
                    webView.navigationDelegate = self
                    // MARK: - WKNavigationDelegate
                    func webView(_ webView: WKWebView, didFinish navigation: WKNavigation!) {
                        if isInjected == true {
                            return
                        }
                        self.isInjected = true
                        // get HTML text
                        let js = "document.body.outerHTML"
                        webView.evaluateJavaScript(js) { (html, error) in
                            let headerString = "<head><meta name='viewport' content='width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, user-scalable=no'></head>"
                            webView.loadHTMLString(headerString + (html as! String), baseURL: nil)
                        }
                        
                    }
                    

                    这篇关于WKWebView 中的字体看起来比 UIWebView 中的小的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持跟版网!

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