[86022.030544] usb 4-2: new SuperSpeed USB device number 2 using xhci_hcd [86032.041106] usb 4-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
[86032.041110] usb 4-2
Bus 004 Device 009: ID 1f75:0917 Innostor Technology Corporation usb-storage 4-2:1.0: USBMass Storage device detected[12217.986180] usb 4-2: resetSuperSpeed USB device number 8 using xhci_hcd
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USB3.0 -蓝色/5 SW/SWBus 004 Device 005: ID 054c:09c2 Sony Corp.[ 241.322233] usb 4-2: new SuperSpeed USB device number 4 using xhci_hcd[ 241.435830] usb 4-2</em
Jul 9 09:09:56 me kernel: [ 2740.896079] usb 4-2: new full-speed USB device number 4 using uhci_hcdJul 9 09:09:57 me kernel: [ 2741.080112] usb 4-2: New USB device found, idVendor=046d, idProduct=c52fJul 9 09:09:57 me kernel: [ 2741.080118] usb 4-2: New USB dev
驱动器设置为从模式.[ 1672.540299] usb 4-2: new SuperSpeed USB device number 7 using xhci_hcd[ 1672.562871] usb 4-2: New USB devicestrings: Mfr=4, Product=5, SerialNumber=6
[ 1672.562873
USB2.0端口上的[ 2639.918220] usb 3-13: new full-speed USB device number 35 using xhci_hcd[ 2640.461606] usb 3-13: new full-speed USB device number2: new SuperSpeed USB device number 6 using xhci_hcd
1-0:1.0: unable to enumerate USB device on port 6[ 83.656375] usbhid: USB HID core driver
[ 83.832040] usb 4-2000 as /devices/pci0000:00/0000:00:1a.1/usb4/<e
number_one - number_two;一切正常,但我希望结果是多彩的; 你能帮我吗? 1.If the result is plus ( a-b = c )( 4-2 = 2 ) = color green; var a =document.getElementById('number_on