Lua协程-测试2

print("Lua 协程测试2")

function testFun(n)
    print("into foo，n = "..n)
    return coroutine.yield(10 * n) -- 挂起co协程
end
    
co = coroutine.create( -- 创建co协程
    function(a,b)
        print("into co 1,a = "..a..",b = "..b)
        local r = testFun(a)
        print("into co 2,r = "..r..",a = "..a..",b = "..b)
        local m,n = coroutine.yield(2 * a , 2 * b) -- 挂起co协程
        print("into co 3,m = "..m..",n = "..n..",a = "..a..",b = "..b)
        return a,b,"结束co协程"
    end
)

print("main",coroutine.resume(co,10,20)) -- 启动co协程
print("main",coroutine.resume(co,"resume1")) -- 唤醒co协程
print("main",coroutine.resume(co,"resume2-m","resume2-n")) -- 唤醒co协程
print("main",coroutine.status(co))

运行结果：
Lua 协程测试2
into co 1,a = 10,b = 20
into foo，n = 10
main    true    100
into co 2,r = resume1,a = 10,b = 20
main    true    20    40
into co 3,m = resume2-m,n = resume2-n,a = 10,b = 20
main    true    10    20    结束co协程
main    dead