15 lines
354 B
Go
15 lines
354 B
Go
package wechat
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import "math/rand"
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// RandomString generate random size string
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func randomString(size int) (string, error) {
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// generate size string [0-9a-zA-Z]
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const chars = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
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b := make([]byte, size)
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for i := range b {
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b[i] = chars[rand.Intn(len(chars))]
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}
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return string(b), nil
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}
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