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23 lines
523 B
TypeScript
23 lines
523 B
TypeScript
function f(x: string | number | boolean) {
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let y: string | number | boolean = false;
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let z: string | number | boolean = false;
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if (y = "", typeof x === "string") {
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x; // string
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y; // string
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z; // boolean
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}
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else if (z = 1, typeof x === "number") {
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x; // number
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y; // string
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z; // number
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}
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else {
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x; // boolean
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y; // string
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z; // number
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}
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x; // string | number | boolean
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y; // string
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z; // number | boolean
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}
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