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Reverse the order of lines of a text

Written byPhuoc Nguyen
Created
30 May, 2021
Last updated
13 Oct, 2021
Category
String
JavaScript version
reverseLines.js
const reverseLines = (str) => str.split(/\r?\n/).reverse().join('\n');
TypeScript version
reverseLines.ts
const reverseLines = (str: string): string => str.split(/\r?\n/).reverse().join('\n');
Examples
examples.js
reverseLines(`one
two
three`);

/* Output */
/*
three
two
one
*/
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