如何使用Golang验证BAND Protocol网络钱包地址？

因为BAND Protocol同样基于Cosmos SDK，其地址格式和ATOM一致，唯一区别是Bech32前缀为band，基于你现有的ATOM验证逻辑，只需要修改前缀相关的常量即可实现BAND地址验证：

package band_validator

import (
    "regexp"

    "github.com/btcsuite/btcutil/bech32"
)

const allowed_chars = "qpzry9x8gf2tvdw0s3jn54khce6mua7l"
const bandRegex = "^(band)1([" + allowed_chars + "]+)$" // band + bech32 separated by "1"

func IsValidAddress(address string) bool {
    match, _ := regexp.MatchString(bandRegex, address)
    if match {
        return verifyChecksum(address)
    } else {
        return false
    }
}

func verifyChecksum(address string) bool {
    _, decoded, err := bech32.Decode(address)
    // 补充错误判断，避免忽略解码失败的情况
    if err != nil {
        return false
    }
    return len(decoded) == 32
}

关键改动说明： #

• 将正则表达式中的地址前缀从cosmos替换为BAND的专属前缀band
• 优化了verifyChecksum函数，增加了对bech32.Decode返回错误的判断，避免原逻辑中忽略解码失败导致的误判

内容的提问来源于stack exchange，提问作者Seyit Gokce