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验证 Luhn 校验和

使用 Luhn mod-10 算法验证银行卡号和其他数字标识符,无需任何后端服务。

校验和luhnmod97

验证 MOD-97 校验和

检查数字串是否通过 ISO 7064 MOD-97 控制算法的校验,完全在本地完成。

校验和luhnmod97

生成 Luhn 号码

生成带有有效 Luhn 校验位的数字标识符，适用于测试卡号和沙箱数据。

校验和luhnmod97