use keyCode instead of charCode
use keyCode instead of charCode

biasmv/pv,CyrusBiotechnology/pv,biasmv/pv,Traksewt/pv,CyrusBiotechnology/pv,biasmv/pv,Traksewt/pv,Traksewt/pv,CyrusBiotechnology/pv,CyrusBiotechnology/pv,biasmv/pv,yuhangwang/pv,yuhangwang/pv,Traksewt/pv,yuhangwang/pv,yuhangwang/pv