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co=coroutine.create(function()
print( "hi" )
end)
print(coroutine.status(co))
coroutine.resume(co)
print(coroutine.status(co))
print()
co=coroutine.create(function()
for i=1,2 do
print( "co" ,i)
coroutine.yield()
end
end)
coroutine.resume(co)
print(coroutine.status(co))
coroutine.resume(co)
print(coroutine.status(co))
coroutine.resume(co) --没有输出
print(coroutine.status(co))
print()
co=coroutine.create(function(a,b,c)
print( "co" ,a,b,c)
end)
coroutine.resume(co,1,2,3)
co=coroutine.create(function(a,b)
print( "I'm before yield" ) --第一次运行执行
coroutine.yield(a+b,a-b, "needless args" ) --在这停住,返回yield的参数
print( "Mgs" )
end)
print(coroutine.resume(co,20,10)) --参数传给yield,处理后再返回
print( "I print first" )
coroutine.resume(co)
co=coroutine.create(function()
return "I'll return"
end)
print(coroutine.resume(co)) --主函数的返回值回传给resume
print()
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输出结果:
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suspended
hi
dead
co 1
suspended
co 2
suspended
dead
co 1 2 3
I'm before yield
true 30 10 needless args
I print first
Mgs
true I'll return
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