📅  最后修改于: 2022-03-11 14:48:36.359000             🧑  作者: Mango
'use strict';
import * as fs from 'fs';
function linesNumber(fileName: string): number {
try {
let fileLines = fs.readFileSync(fileName, 'utf-8').split('\n');
return fileLines.length;
} catch (err) {
return 0;
}
}
console.log(linesNumber('my-file.txt'))