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array to get the character array.
Let's explain the problem of the subject.
I did the same experiment in the default terminal of ubuntu kylin Chinese environment, but the result is exactly the opposite to that of the subject:
See no?
Neither the subject nor I lie. Why?
Because
Unicode ("Chinese character", "
toLowerCase ()String s= "Welcome";System.out.println (S.touppercase ());The first method next () method "" "" \ T "\ r" \ n "Scanner input =new Scanner (system.in);String S1=input.next ();String S2=input.next ();String S3=input.next ();System.out.println (s1+ "~~~~~~" +s2);The second method type Enter a return lineScanner input =new Scanner (system.in);String S3=input.nextline ();System.out.println (S3);Four, read one character of a string weightStri
If it is a Chinese character, then it should not be the correct output ah. And for example, PHP file encoding is UTF-8, then the internal string type is also UTF-8?
My answer is not.
Since that string does not support UTF-8, why does it not appear wrong when it
1: first, change the project attribute to a multi-byte character set.2: For all l "strings", remove L, or change to => _ T ("string ")PS1: _ t is an automatically replaced macro. It can be replaced with something different based on the Compilation conditions.PS2: to use _ t, you must first include the 3: replace all wchar with tchar4: replace all Unicode function
The following tool determines whether unicode is a Chinese character, number, English, or other character. Full-width to half-width. Unicode string normalization. There is also a program that can process the conversion of Chinese
Python checks whether unicode is a Chinese character, number, English, or other character,
The following tool determines whether unicode is a Chinese character, number, English
is a language developed by all the countries in the world if we describe all kinds of text coding as dialects of different places.
In this language environment, there will be no more language coding conflicts, under the same screen, can display any language content, this is the greatest advantage of Unicode.
So how is
than 0x80, it is faster to use UTF8 of a BYTE than to send unicode two BYTEs.UTF8 is the "re-encoding" Method for unicode transfer.You can use the program above to calculate UTF8 to unicode.
UTF8 is a transitional solution for co
language developed by all the countries in the world if we describe all kinds of text coding as dialects of different places.
In this language environment, there will be no more language coding conflicts, under the same screen, can display any language content, this is the greatest advantage of Unicode.
So how is Unicode
. English Unicode code because the value is less than 0x80, as long as a byte of the UTF8 transmission, than sending Unicode two bytes faster.
UTF8 is the "re-coding" method that is thought out for transmitting Unicode.
UTF8 to
because the value is less than 0x80, as long as a byte of UTF8 transmission, than send Unicode two bytes faster.
UTF8 is the "re-coding" method that comes out of Unicode for transmission.
UTF8 to Unicode with the program I gave above the inverse calculation can be.
UTF8
vs2013 Compile VC + + source code, error:
Error msb8031:building an MFC project for a non-unicode character set is deprecated. You must the change of the project property to the Unicode or download an additional library. See http://go.microsoft.com/fwlink/p/?LinkId=286820 for more information.
Solution:
Download the
VS2013 Multi-byte engineering problems using VS2013 to compile the old version of VC + + program, prompted building an MFC project for Anon-unicode character set is deprecated, Microsoft provides a solution 。First, error message1>c:\programfiles (x86) \msbuild\microsoft.cpp\v4.0\v120\microsoft.cppbuild.targets (376,5): Error MSB8031: Building a MFC project for a
strings.
4. How to Write Unicode
Source code ?
Microsoft has designed windowsapi for Unicode, which can be minimized.
Code . In fact, you can write a single source code file to compile it with or without Unicode. You only need to define two macros (Unicode and _ Unicode)
The difference between character strings in UNICODE and MBCS encoding is unicodembcs.
1: SBCS (single byte character set) single-byte character set. In this encoding format, all characters are represented in one byte. The ASCII code is
VS2013 Multi-byte engineering problem
Use VS2013 to compile the old version of VC + + program, prompted building an MFC project for a non-unicode character set is deprecated, Microsoft offers a solution.
First, error message
1>------started rebuild all: project: Server, Configuration: Release Win32------
1>c:\program Files (x86) \msbuild\microsoft.cpp\ V4.0\v
1. Use the istextunicode function to determine whether the current string is Unicode-encoded.
Bool B = istextunicode (cstmp, cstmp. getlength (), null );
2. determine whether it is a Chinese character based on the Unicode code
Cstring szwords (_ T ("test font "));Cstring
As an example,>>> u‘\u6ce8\u91ca‘>>> su‘\u6ce8\u91ca‘>>> print s注释>>> print‘unicode‘>>>> print s.encode(‘gbk‘)注释The string pre-plus U is expressed as Unicode encoding, and the Unicode encoding of the current text can be set,For example, the Utf-8 code is the first line plus:# -*- coding: utf-8 -*-And the GBK code
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