内置类型
Dart语言内置了一下几种类型:
1、numbers
2、strings
3、booleans
4、lists (also known as arrays)
5、maps
6、runes (for expressing Unicode characters in a string)
7、symbols
1、Numbers
Dart语言的数字类型分成两类:int和double类型
内置类型
1、numbers
2、strings
3、booleans
4、lists (also known as arrays)
5、maps
6、runes (for expressing Unicode characters in a string)
7、symbols
Dart语言的数字类型分成两类:int和double类型