nodejs check if file is running on server or client

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Leo
01 Feb 2020
1const fs = require("fs"); // Or `import fs from "fs";` with ESM
2if (fs.existsSync(path)) {
3    // Do something
4}
source
Dolly
23 Jun 2018
1function is_server() {
2   return ! (typeof window != 'undefined' && window.document);
3}
4
source
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