Wie viel Bytes hat ein int?
Ein Integer besteht in der Regel aus 8, 16, 32, 64 oder 128 Bits (also 1, 2, 4, 8 oder 16 Bytes) – entsprechend der Wortbreite der jeweiligen CPU.
Was ist ein Long integer?
(1992) 32-stellige Dualzahl, die aus 4 Bytes beziehungsweise 2 Word-Werten zusammengesetzt ist und ganze Zahlen von -231 bis +231-1 speichern kann (etwa ±2 Milliarden).
Wie groß ist ein int in Java?
Tabelle Java Datentypen
| Java Datentyp | Größe | Wertebereich |
|---|---|---|
| int | 32 bit | -231 bis 231-1 |
| float | 32 bit | +/-1,4E-45 bis +/-3,4E+38 |
| long | 64 bit | -263 bis 263-1 |
| double | 64 bit | +/-4,9E-324 bis +/-1,7E+308 |
What is the size of an integer in Java?
An Integer is a data type used to store both positive and negative numbers (signed and unsigned) . The size of the integer depends on the language you are using. In C, 2 or 4 bytes. In java 4 bytes. If you have a bit knowledge about computer architecture, to store that range of values in binary we require 4bytes
How many bytes does an integer take in C language?
C language, the integer takes 2 bytes for a 32-bit compiler and 4 bytes for a 64-bit compiler. The float always takes 4 bytes. The character always takes 1 byte.
How to convert int to bytes in C++?
You can convert yourInt to bytes by using a ByteBuffer like this: return ByteBuffer.allocate (4).putInt (yourInt).array (); Beware that you might have to think about the byte order when doing so.
How many bytes does a float take in Java?
The float always takes 4 bytes. The character always takes 1 byte. An Integer is a data type used to store both positive and negative numbers (signed and unsigned) . The size of the integer depends on the language you are using. In C, 2 or 4 bytes. In java 4 bytes.