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tr() and translated version of sourceText

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  • O Offline
    O Offline
    ozzy
    wrote on last edited by
    #1

    i learn qt from document example.
    link text

    why tr("\302\261") stand for +-
    Is there anything like ascii that i can search for!

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    • Chris KawaC Offline
      Chris KawaC Offline
      Chris Kawa
      Lifetime Qt Champion
      wrote on last edited by
      #2

      That's not ASCII. That's UTF-8. \302\261 is a C's octal escape sequence. \302 octal is 0xC2 in hex and \261 is 0xB1 hex, so it's a 2-byte UTF-8 sequence C2B1 mapped to "plus-minus sign".
      You can use any unicode table to look it up, for example http://graphemica.com/%C2%B1.

      O 1 Reply Last reply
      3
      • Chris KawaC Chris Kawa

        That's not ASCII. That's UTF-8. \302\261 is a C's octal escape sequence. \302 octal is 0xC2 in hex and \261 is 0xB1 hex, so it's a 2-byte UTF-8 sequence C2B1 mapped to "plus-minus sign".
        You can use any unicode table to look it up, for example http://graphemica.com/%C2%B1.

        O Offline
        O Offline
        ozzy
        wrote on last edited by
        #3

        @Chris-Kawa Thank you, that's exactly what i'm looking for!

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