const checker = function(input) { const reverse = function(str) { return str.split('').reverse().join('');
Standard input is empty
Standard output is empty
prog.js:3:42 SyntaxError: missing } after function body: prog.js:3:42 return str.split('').reverse().join(''); prog.js:3:42 ........................................................^ prog.js:2:31 note: { opened at line 2, column 31