遇过的坑-IE(9.0)不支持console.info

在js中,可以通过console.info输出日志。各种js教程也经常用这个方式来输出日志。因此,我便想当然地认为,这个方法,是标准用法,所有浏览器都兼容。但事实上,IE对这个函数的支持,是有问题的,会中断下面其他js代码的执行。最近,便因为这个问题吃了个亏。

案例:在chrome上,页面能正常地通过js加载数据,但是,在IE(9.0)上,却死活没有数据,js也没有报错。看了后台日志,压根没有收到浏览器js发起的数据请求。没发起请求吗?好办~打开IE的开发者工具看看。可是,打开IE开发者工具,打开调试,页面的数据却正常加载了。习惯了单步调试,我一下子就懵了。没办法,只能在js中一步步alert相关信息,最后好不容易才定位到,原来是console.info这个语句导致的。把这个输出日志的代码去掉,一切恢复正常。
vlan 1 # vlan 9 to 11 # vlan 31 # vlan 4094 # dhcp server ip-pool 1 gateway-list 192.168.0.100 network 192.168.0.0 mask 255.255.255.0 dns-list 192.168.0.100 # dhcp server ip-pool 4094 gateway-list 10.40.94.1 network 10.40.92.0 mask 255.255.252.0 dns-list 10.40.94.1 # wlan service-template test-guest ssid maxway-guest client forwarding-location ap vlan 11 akm mode psk preshared-key pass-phrase cipher $c$3$TqSkEQdF8L4xDKI046HbrfzKzqtAT8DdMuKiaA== cipher-suite ccmp cipher-suite tkip security-ie rsn security-ie wpa service-template enable # wlan service-template test-mes ssid maxway-mes client forwarding-location ap vlan 9 akm mode psk preshared-key pass-phrase cipher $c$3$Y42CrnGGlV6Boa88O+mY44rj4Mgi7Ur28GAf4A== cipher-suite ccmp cipher-suite tkip security-ie rsn security-ie wpa service-template enable # wlan service-template test-office ssid maxway-office client forwarding-location ap vlan 10 akm mode psk preshared-key pass-phrase cipher $c$3$TXDKs01kxynV9InzVbntSao524jwjBbjVqZK5AQ= cipher-suite ccmp cipher-suite tkip security-ie rsn security-ie wpa service-template enable # wlan service-template test-office2 ssid maxway-office2 client forwarding-location ap vlan 31 akm mode psk preshared-key pass-phrase cipher $c$3$VIfBW+kp4M6cMyGrwL+n/DEH15N/1F2+GiWgp1Y= cipher-suite ccmp cipher-suite tkip security-ie rsn security-ie wpa service-template enable # interface NULL0 # interface Vlan-interface1 ip address 10.10.9.252 255.255.255.0 # interface Vlan-interface4094 ip address 10.40.94.1 255.255.252.0 dhcp server apply ip-pool 4094 # interface GigabitEthernet1/0/1 port link-mode bridge # interface GigabitEthernet1/0/2 port link-mode bridge # interface GigabitEthernet1/0/3 port link-mode bridge # interface GigabitEthernet1/0/4 port link-mode bridge # interface GigabitEthernet1/0/5 port link-mode bridge # interface GigabitEthernet1/0/6 port link-mode bridge # interface GigabitEthernet1/0/7 port link-mode bridge port link-type trunk port trunk permit vlan 1 9 # interface GigabitEthernet1/0/8 port link-mode bridge # interface Ten-GigabitEthernet1/0/9 port link-mode bridge # interface Ten-GigabitEthernet1/0/10 port link-mode bridge # interface Smartrate-Ethernet1/0/11 port link-mode route ip address dhcp-alloc nat outbound undo dhcp select server # interface Smartrate-Ethernet1/0/12 port link-mode route ip address dhcp-alloc nat outbound undo dhcp select server # scheduler logfile size 16 # line class console user-role network-admin # line class vty user-role network-operator # line con 0 user-role network-admin # line vty 0 31 authentication-mode scheme user-role network-operator # ip route-static 0.0.0.0 0 10.10.9.254 # undo info-center logfile enable # snmp-agent snmp-agent local-engineid 800063A280BCD0EBEAB6F000000001 snmp-agent community read maxway snmp-agent sys-info version all # ntp-service enable ntp-service unicast-server 10.10.10.132 ntp-service unicast-server pool.ntp.org # domain system # domain default enable system # role name level-0 description Predefined level-0 role # role name level-1 description Predefined level-1 role # role name level-2 description Predefined level-2 role # role name level-3 description Predefined level-3 role # role name level-4 description Predefined level-4 role # role name level-5 description Predefined level-5 role # role name level-6 description Predefined level-6 role # role name level-7 description Predefined level-7 role # role name level-8 description Predefined level-8 role # role name level-9 description Predefined level-9 role # role name level-10 description Predefined level-10 role # role name level-11 description Predefined level-11 role # role name level-12 description Predefined level-12 role # role name level-13 description Predefined level-13 role # role name level-14 description Predefined level-14 role # user-group system # local-user admin class manage password hash $h$6$5Mya4LjoD7YVbHrH$WqPrVn7ZnVDDpzdXHsbs4Y4ZKjImEjQDcQhzduLkWQyrQeX4CJhRIjaGJDVJx91efhlMam7H7skwSrZlUIJXbA== service-type telnet http https authorization-attribute user-role network-admin # netconf soap http enable # ip http enable ip https enable # wlan auto-ap enable wlan auto-persistent enable wlan tcp mss 1360 # wlan ap-group default-group vlan 1 ap-model WA6320S-C map-configuration flash:/WA6320S-C.txt radio 1 max-power 20 radio enable channel band-width 40 service-template test-guest vlan 11 service-template test-mes vlan 9 service-template test-office vlan 10 service-template test-office2 vlan 31 radio 2 radio enable service-template test-guest vlan 11 service-template test-mes vlan 9 service-template test-office vlan 10 service-template test-office2 vlan 31 gigabitethernet 1 # wlan ap a069-d94e-25c0 model WA6320S-C serial-id 219801A3DA821CE00F4S vlan 1 radio 1 radio 2 gigabitethernet 1 #
最新发布
07-26
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