s = "あいうえおabcde" console.log(s.replace(/[\u0100-\uffff]/g,"--").length) /* 15 */ #ノーマルキャラクタ用判定関数の生成 init_UTF8_map = (scope) -> nonSurrogatePair = [ [0x00A1,0],[0x00A4,0],[0x00AA,0],[0x00C6,0],[0x00D0,0],[0x00E6,0],[0x00F0,0],[0x00FC,0] ,[0x00FE,0],[0x0101,0],[0x0111,0],[0x0113,0],[0x011B,0],[0x012B,0],[0x0138,0],[0x0144,0] ,[0x014D,0],[0x016B,0],[0x01CE,0],[0x01D0,0],[0x01D2,0],[0x01D4,0],[0x01D6,
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