c# 编程基础1-6

c#
1.占位符
2.菜单调试>全部中断,可以看到程序停在什么地方
3. .cs文件,是C#的简称
4. 菜单>工具>选项>文本编辑器>c#>显示>行号
C#大小写敏感
注意错误列表
函数参数用()包围
每行代码用; 半角分隔
变量:
基本数据类型:
‘a’是char,”a”是string
\是转义符,”\”ab\”"
\n换行符
@表示字符串中的\不为转义符
变量命名:下划线和字母开头,基本亮蓝为关键字

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