fs.promises ReadFile
NodeJS
Medium
3 views
Problem Description
Read a file using fs.promises and print its length.
Input Format
stdin: file path.
Output Format
Print integer length.
Constraints
If missing print 0.
Official Solution
const fs = require('fs');
(async () => {
const p = require('fs').readFileSync(0, 'utf8').trim();
if (!p) return;
try {
const txt = await fs.promises.readFile(p, 'utf8');
console.log(txt.length);
} catch (e) {
console.log(0);
}
})();
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