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能否写几个详细的示例呢?完全不知从哪里下手,谢谢! #2

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@Chenberg

传统上,图形验证码是后台生成,在img标签上src属性指向一个动态生成图片的地址即可,刷新时就刷新这个地址,用前端的图形验证码生成优点是不用后台交互了,但这应该怎么用呢?
用img标签还是canvas标签?如果把生成的Base64数据显示为图片?如何刷新验证码呢?

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