正規表現用の文字のホワイトリストをまとめました。 かなり広い範囲でグループ化していますが、使うときは適宜間引いてください。 // [ !"#$%&'()*+,-./:;<=>?@[\]^_`{|}~] var SIGN_CHARS = '\\u0020-\\u002F\\u003A-\\u0041\\u005B-\\u0061\\u007B-\\u007E'; // 半角数字 var DIGIT_CHARS = '0-9'; // 半角英字 var ALPHA_CHARS = 'A-Za-z'; // [ !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~] var ALPHANUMERIC_CHARS_WITH_SIGN = '\\u0020-\\u0
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