stopThread 停止一个线程

local var = {
exit = true,
data = 0,
}
function thread_func(arg)
while var.exit do
print("我是子线程:"..arg.." 共享数据:"..var.data)
sleep(100)
end
end
local tid = beginThread(thread_func,1)
for i=1,10 do
local tick = 10 - i
var.data = tick
toast("倒计时【"..tick.."】秒后结束线程",0,0,20)
sleep(1000)
end
stopThread(tid)
toast("线程结束",0,0,20)
sleep(100000)