从文件读取内容

//
//  main.m
// 从文件里读取内容



#import <Foundation/Foundation.h>

int main(int argc, const char * argv[])
{

    @autoreleasepool {
        NSString * path = @"/Users/ms/Desktop/hello";
        NSError * error;
        NSString * str =[NSString stringWithContentsOfFile:path encoding:NSUTF8StringEncoding error:&error];
        if (error==nil) {
            NSLog(@"读取成功");
        }else
        {
            NSLog(@"%@",str);
        }
    }
    return 0;
}