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fix: wrong randomText when unicode preset (#8)

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Zhiger 2023-02-16 19:06:39 +06:00 committed by GitHub
parent 6b08f978b6
commit 1d4172a01f
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1 changed files with 2 additions and 2 deletions
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captcha.go
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@ -186,9 +186,9 @@ func drawWithOption(text string, img *image.NRGBA, options *Options) error {
}
func randomText(opts *Options) (text string) {
n := len(opts.CharPreset)
n := len([]rune(opts.CharPreset))
for i := 0; i < opts.TextLength; i++ {
text += string(opts.CharPreset[rand.Intn(n)])
text += string([]rune(opts.CharPreset)[rand.Intn(n)])
}
return text