我之前是android 正常付款，ios不行提示签名验证失败 然后 https://blog.csdn.net/meiyulong518/article/details/52919687就明白了 时间戳十位啊。 亲自测试，必须ios 10位（timestamp） 如下可以参考（已隐藏关键信息） {"appid":"xxx","noncestr":"16xx45439","package":"Sign=WXPay","partnerid":"1621635812","timestamp":"1628777745","prepayid":"wx12221545654950810303106b3cd1820000","sign":"CACF827C6A2C78EA8F9610B87A240206"}