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Home Page: http://afocus.github.io/captcha/
License: MIT License
simple captcha for golang (go验证码生成器)
Home Page: http://afocus.github.io/captcha/
License: MIT License
这个随机函数挺好的,建议对外公开
Hello,
Text only renders properly in images up to 270 pixels in width. Above this size, the amount of mangling will increase with the resolution, until text becomes unreadable.
Here's side-by-side view of the problem using CreateCustom
with the string 5678
and different resolutions starting at width 240 to 380:
At larger resolutions, things become really "interesting". Here's an example using a width of 640 pixels:
不生成易混淆的字符(或保留数字),如 0、0、O,1、l、I,9、q,6、b等
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