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24 lines
254 B
V
24 lines
254 B
V
struct Abc {
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mut:
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x int = 123
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}
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fn (mut s Abc) close() ? {
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println('> CLOSE 1 s.x: $s.x')
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s.x = -1
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println('> CLOSE 2 s.x: $s.x')
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}
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fn opt2() ?int {
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mut s := Abc{}
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dump(s.x)
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defer {
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s.close()?
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}
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return s.x
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}
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fn main() {
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println(opt2()?)
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}
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