have [yield] return the args from subsequent coroutine invocations?
Posted to
tcl
by kbk at Fri Jul 18 20:49:44 GMT 2008
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coroutine adder {n} {
set
sum
$n
while
{1} {
incr
sum [
lindex
[yield
$sum
] 0]
}
}
puts
[adder 1]; # prints 1
puts
[adder 2]; # prints 3
puts
[adder 3]; # prints 6
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