求翻译：QRコードを読み込んだ際に、読み取った文字列の長さがパースする範囲より短い場合は、その長さ分を読み取る。読み取った文字列：４０、パースする範囲（30 桁目から15文字）、であった場合は、 30桁目から10文字読み取る。是什么意思？

When you load a qr code, range is shorter than the length of the string to parse is read, you can read the entire length of the. Read string: if it was, the range of 40 to Perth (15 characters in column 30), it reads 10 characters from the first 30 digits.

When the code is loaded QR to read, the length of the string to parse range from short, read the minutes in length. read string: 40, Perth range (30 digits to 15 characters), if they are, read 30 digits to 10 characters.

正在翻译，请等待...

When you load a QR code shorter range parsing of the length of the string being read if the read length min. The string being read: range to 40, Perth (to 15 characters 30 digit), identifier, read 30 digit from 10 characters.

正在翻译，请等待...