var jdnode = cc.find("Canvas/player/b");
jdnode.on('testevent', this.receiveEvent, this);
与
var obstaclenode = cc.find(‘Canvas/playe/a’);
obstaclenode.emit(‘testevent’,‘this is emit testevent’);
函数
receiveEvent:function(event){
console.log("~~~~~~~~~~~ %s",event.detail)
},