17 lines
442 B
Text
17 lines
442 B
Text
def [reverse, stop] := {
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var text := "Hello World! "
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var leftward := false
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def anim := timer.every(100, fn _ { # milliseconds
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def s := text.size()
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text := if (leftward) {
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text(1, s) + text(0, 1)
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} else {
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text(s - 1, s) + text(0, s - 1)
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}
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print("\b" * s, text)
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})
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print("\n", text)
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anim.start()
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[def _() { leftward := !leftward; null }, anim.stop]
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}
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