【学习笔记】【OC语言】NSString

1.字符串的快速创建
NSStirng *str = @“Hello”;

2.使用静态方法创建

3.使用%@输出字符串
NSString *name = @”dssf”;
NSLog(@“我的名字是%@”,  name);

4.代码

 1 #import <Foundation/Foundation.h> 2  3 @interface Person : NSObject 4 { 5   //char *_name; 6   NSString *_name; 7 } 8 @end 9 10 int main()11 {12   /*13   // 最简单的创建字符串的方式14   NSString *str = @"isdssf";15   16   char *name = "isdssf";17   18   19   NSLog(@"我在%@上课", str);20   //NSLog(@"%s", name);21   */22   23   int age = 15;24   int no = 5;25   NSString *name = @"哈哈jan";26   // length方法算的是字数27   int size = [name length];28   29   NSLog(@"%d", size);30   31   // 创建OC字符串的另一种方式32   NSString *newStr = [NSString stringWithFormat:@"My age is %d and no is %d and name is %@", age, no, name];33   34   35   NSLog(@"---- %ld", [newStr length]);36   37   return 0;38 }

原标题：【学习笔记】【OC语言】NSString

关键词：string