What are Unicode, UTF-8, and UTF-16? - Stack Overflow
2022年2月18日 · In addition, since UTF-16 has two bytes as its basic unit, it is affected by endianness. To compensate, a reserved byte order mark can be placed at the beginning of a data stream which indicates endianness. Thus, if you are reading UTF-16 input, and no endianness is specified, you must check for this.
unicode - UTF-8, UTF-16, and UTF-32 - Stack Overflow
2009年1月30日 · UTF-16 is better where ASCII is not predominant, since it uses 2 bytes per character, primarily. UTF-8 will start to use 3 or more bytes for the higher order characters where UTF-16 remains at just 2 bytes for most characters. UTF-32 will cover all possible characters in 4 bytes. This makes it pretty bloated. I can't think of any advantage to ...
utf 8 - What's the point of UTF-16? - Stack Overflow
2011年3月14日 · When Windows NT was designed UTF-16 didn't exist (NT 3.51 was born in 1993, while UTF-16 was born in 1996 with the Unicode 2.0 standard); there was instead UCS-2, which, at that time, was enough to hold every character available in Unicode, so the 1 code point = 1 code unit equivalence was actually true - no variable-length logic needed for strings.
In UTF-16, UTF-16BE, UTF-16LE, is the endian of UTF-16 the …
2016年4月11日 · Cound help with the question that if I directly create a UTF-16 string in C,the endianness of string depend on endian of machine.The ASCII string is saved with one by one byte because it is one-bytes character,but how about the UTF-16 string(not UTF-16BE or UTF-16LE,reference to rici's answer).I am confusing with that endianness of integer in ...
java - Difference between UTF-8 and UTF-16? - Stack Overflow
2015年10月12日 · Both UTF-8 and UTF-16 are variable length encodings. However, in UTF-8 a character may occupy a minimum of 8 bits, while in UTF-16 character length starts with 16 bits. Main UTF-8 pros: Basic ASCII characters like digits, Latin characters with no accents, etc. occupy one byte which is identical to US-ASCII representation.
unicode - Why does Windows use UTF-16LE? - Stack Overflow
2021年2月6日 · These functions use UTF-16 (wide character) encoding, which is the most common encoding of Unicode and the one used for native Unicode encoding on Windows operating systems. Is there any official note (or an engineer who worked on the project) explaining the reasoning behind choosing UTF-16 and why Windows would/would not switch to UTF-8?
JavaScript strings - UTF-16 vs UCS-2? - Stack Overflow
A: UCS-2 is obsolete terminology which refers to a Unicode implementation up to Unicode 1.1, before surrogate code points and UTF-16 were added to Version 2.0 of the standard. This term should now be avoided. UCS-2 does not define a distinct data format, because UTF-16 and UCS-2 are identical for purposes of data exchange.
unicode - Should UTF-16 be considered harmful? - Software …
2011年8月19日 · Utf-16: covers only 1,112,064 codes. Although those at the end of Unicode are from planes 15-16 (Private Use Area). It can not grow any further in the future except breaking Utf-16 concept. Utf-8: covers theoretically 2,216,757,376 codes. Current range of Unicode codes can be represented by maximally 4 byte sequence.
unicode - Why does Java char use UTF-16? - Stack Overflow
This, and the birth of UTF-16, is further explained by the Unicode FAQ page: Originally, Unicode was designed as a pure 16-bit encoding, aimed at representing all modern scripts. (Ancient scripts were to be represented with private-use characters.)
c++ - Create UTF-16 string from char* - Stack Overflow
2013年3月16日 · And I want to convert it to UTF-16. I figured out, that UTF-16 will be twice as long - one character takes two chars. So I create another string: char name_utf_16[10]; //"Jakub" is 5 characters Now, I believe with ASCII characters I will only use lower bytes, so for all of them it will be like 74 00 for J and so on. With that belief, I can make ...