003.基本数据类型与赋值
数据类型
整形
- 短整形-short-2Bytes(16bits)
- short a = 1;
- 整形-int-4Bytes (32bits)
- int a = 6;
- 长整形-long-8Bytes(64bits)
- long a = 10;
浮点形
- 单精度型-float-4Bytes(32bits)
- float a = 4.5f;
- 双精度型-double-8Bytes(64bits)
- double a = 4.5;
字符类型
- 单个字符类型-1Bytes(8bits)
- char c = “a”;
- char c = 97;
- printf (“%c”,c);
- 字符串
- string str = “ABCDEF”;