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- JavaScript String Reference A string can be any text inside double or single quotes: var carname = "Volvo XC60";var carname = 'Volvo XC60';String indexes are zero-based: The first character is in position 0, the second in 1, and so on
- Javascript]Regex quick reference Regex quick reference 표현식 설명 [abc]A single character of: a, b, or c[^abc] Any single character except Zero or one of aa* Zero or more of aa+ One or more of aa{3} Exactly 3 of.......