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96c1f98944
* [feature] Format the code and improve Mini Program authorization to obtain openid（miniprogram/auth/auth.go Code2Session） * [feature] CheckEncryptedData (https://developers.weixin.qq.com/miniprogram/dev/api-backend/open-api/user-info/auth.checkEncryptedData.html) * upgrade json error * upgrade json error Co-authored-by: houseme <houseme@outlook.com>
19 lines
399 B
Go
19 lines
399 B
Go
package util
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import (
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"math/rand"
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"time"
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)
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// RandomStr 随机生成字符串
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func RandomStr(length int) string {
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str := "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
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bytes := []byte(str)
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result := []byte{}
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r := rand.New(rand.NewSource(time.Now().UnixNano()))
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for i := 0; i < length; i++ {
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result = append(result, bytes[r.Intn(len(bytes))])
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}
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return string(result)
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}
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