13 lines
216 B
HTML
13 lines
216 B
HTML
<script src="runtime-checker.js"></script>
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<script>
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const sum = typedFunction((a_number, b_number) => {
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return a + b;
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});
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const result = sum(1, 2);
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console.log(result); // 3
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sum("1", 2); // Error
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</script>
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