js guard string when toLowerCase code example
Example: tolowercase
const sentence = 'The quick brown fox jumps over the lazy dog.';
console.log(sentence.toLowerCase());
// expected output: "the quick brown fox jumps over the lazy dog."const sentence = 'The quick brown fox jumps over the lazy dog.';
console.log(sentence.toLowerCase());
// expected output: "the quick brown fox jumps over the lazy dog."