JavaScript, Regex, and Unicode

JavaScript, Regex, and Unicode

Not all shorthand character classes and other JavaScript regex syntax is Unicode-aware. In some c...概要を表示 Not all shorthand character classes and other JavaScript regex syntax is Unicode-aware. In some cases it can be important to know exactly what certain tokens match, and that's what this post will explore. According to ECMA-262 3rd Edition, \s, \S, ., ^, and $ use Unicode-based interpretations of whitespace and newline, while \d, \D, \w, \W, \b, and \B use ASCII-only interpretations of digit, word

• regex
• JavaScript
• unicode
• js