Tag Archives: JavaScript

JavaScriptでBase64をデコードするには次のように書く。 var b64_table = [ ‘\x00′,’\x01′,’\x02′,’\x03′,’\x04′,’\x05′,’\x06′,’\x07’, ‘\x08′,’\x09′,’\x0A’,’\x0B’,’\x0C’,’\x0D’,’\x0E’,’\x0F’, ‘\x10′,’\x11′,’\x12′,’\x13′,’\x14′,’\x15′,’\x16′,’\x17’, ‘\x18′,’\x19′,’\x1A’,’\x1B’,’\x1C’,’\x1D’,’\x1E’,’\x1F’, ‘\x20′,’\x21′,’\x22′,’\x23′,’\x24′,’\x25′,’\x26′,’\x27’, ‘\x28′,’\x29′,’\x2A’,’\x2B’,’\x2C’,’\x2D’,’\x2E’,’\x2F’, ‘\x30′,’\x31′,’\x32′,’\x33′,’\x34′,’\x35′,’\x36′,’\x37’, ‘\x38′,’\x39′,’\x3A’,’\x3B’,’\x3C’,’\x3D’,’\x3E’,’\x3F’, ‘\x40′,’\x41′,’\x42′,’\x43′,’\x44′,’\x45′,’\x46′,’\x47’, ‘\x48′,’\x49′,’\x4A’,’\x4B’,’\x4C’,’\x4D’,’\x4E’,’\x4F’, ‘\x50′,’\x51′,’\x52′,’\x53′,’\x54′,’\x55′,’\x56′,’\x57’, ‘\x58′,’\x59′,’\x5A’,’\x5B’,’\x5C’,’\x5D’,’\x5E’,’\x5F’, ‘\x60′,’\x61′,’\x62′,’\x63′,’\x64′,’\x65′,’\x66′,’\x67’, ‘\x68′,’\x69′,’\x6A’,’\x6B’,’\x6C’,’\x6D’,’\x6E’,’\x6F’, ‘\x70′,’\x71′,’\x72′,’\x73′,’\x74′,’\x75′,’\x76′,’\x77’, ‘\x78′,’\x79′,’\x7A’,’\x7B’,’\x7C’,’\x7D’,’\x7E’,’\x7F’, ‘\x80′,’\x81′,’\x82′,’\x83′,’\x84′,’\x85′,’\x86′,’\x87’, ‘\x88′,’\x89′,’\x8A’,’\x8B’,’\x8C’,’\x8D’,’\x8E’,’\x8F’, ‘\x90′,’\x91′,’\x92′,’\x93′,’\x94′,’\x95′,’\x96′,’\x97’, ‘\x98′,’\x99′,’\x9A’,’\x9B’,’\x9C’,’\x9D’,’\x9E’,’\x9F’, ‘\xA0′,’\xA1′,’\xA2′,’\xA3′,’\xA4′,’\xA5′,’\xA6′,’\xA7’, ‘\xA8′,’\xA9′,’\xAA’,’\xAB’,’\xAC’,’\xAD’,’\xAE’,’\xAF’, ‘\xB0′,’\xB1′,’\xB2′,’\xB3′,’\xB4′,’\xB5′,’\xB6′,’\xB7’, ‘\xB8′,’\xB9′,’\xBA’,’\xBB’,’\xBC’,’\xBD’,’\xBE’,’\xBF’, ‘\xC0′,’\xC1′,’\xC2′,’\xC3′,’\xC4′,’\xC5′,’\xC6′,’\xC7’, ‘\xC8′,’\xC9′,’\xCA’,’\xCB’,’\xCC’,’\xCD’,’\xCE’,’\xCF’, ‘\xD0′,’\xD1′,’\xD2′,’\xD3′,’\xD4′,’\xD5′,’\xD6′,’\xD7’, ‘\xD8′,’\xD9′,’\xDA’,’\xDB’,’\xDC’,’\xDD’,’\xDE’,’\xDF’, ‘\xE0′,’\xE1′,’\xE2′,’\xE3′,’\xE4′,’\xE5′,’\xE6′,’\xE7’, ‘\xE8′,’\xE9′,’\xEA’,’\xEB’,’\xEC’,’\xED’,’\xEE’,’\xEF’, ‘\xF0′,’\xF1′,’\xF2′,’\xF3′,’\xF4′,’\xF5′,’\xF6′,’\xF7’, ‘\xF8′,’\xF9′,’\xFA’,’\xFB’,’\xFC’,’\xFD’,’\xFE’,’\xFF’ ]; function b64_decode_char(c){ Continue reading [JavaScript] Base64のデコード→