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exec()

Regular expression

test()

search()


str.search(regexp)

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const paragraph = 'The quick brown fox jumps over the lazy dog. If the dog barked, was it really lazy?';

// any character that is not a word character or whitespace
const regex = /[^\\w\\s]/g;

console.log(paragraph.search(regex));
// expected output: 43

console.log(paragraph[paragraph.search(regex)]);
// expected output: "."