An English letter, how many bytes per Chinese each? __java

(1), English and digital account for one byte

(2), Chinese occupies one character, namely two bytes

(3), character not equal to byte. A
	character (char) is a basic data type in Java, consisting of 2 bytes, ranging from 0 to 2^16-1. A
byte is a unit of data quantity, one byte equals 8 bits. All the data occupies space can be measured in bytes. For example, a character occupies 2 bytes, an int is 4 bytes, a double is 8 bytes, and so on.

1 characters = 2 bytes;

1byte=8bit1k=2^10;b: bit; b: byte 1kb=1024 bit 1kb=1024 byte