wx.agentConfig({

                corpid: 'wwf849f26cb0e3a256',

                agentid: '1000051',

                timestamp: 1653751762,

                nonceStr: 'RUruiOCR525MCONFIG',

                signature: 'EBBA097BD2DC6BA90F096CA602A3C376F1E9C3A9',

                jsApiList: ['sendChatMessage'],

            success: function(res) {

                    // 回调

                },

                fail: function (res) {

                     if(res.errMsg.indexOf('function not exist') > -1){

                        alert('版本过低请升级')

                    }

                }

            });

在pc 和安卓上都是正常的，iOS不行