- NSData *condata = responseObject;
- //设置编码格式,这种编码格式可以正常读取中文
- NSStringEncoding enc = CFStringConvertEncodingToNSStringEncoding(kCFStringEncodingGB_18030_2000);
- NSString *rcontent = [[NSString alloc]initWithData:condata encoding:enc];
- NSLog(@"suceess %@",rcontent);
- NSString *filePath=[NSHomeDirectory() stringByAppendingFormat:@"/Documents/%@",[durl lastPathComponent]];
- //输出文件完整路径,包括文件名
- NSLog(@"filepath %@",filePath);
- NSData *incontent=[rcontent dataUsingEncoding:NSUTF8StringEncoding];
- NSLog(@"ndata %@",incontent);
- //判断文件是否存在
- if([[NSFileManager defaultManager]fileExistsAtPath:filePath])
- {
- NSLog(@"yes or no");
- //删除文件
- [[NSFileManager defaultManager] removeItemAtPath:filePath error:nil];
- //想文件写入内容
- [[NSFileManager defaultManager] createFileAtPath:filePath contents:incontent attributes:nil];
- }
- //1、获得Documents文件夹路径
- NSArray *paths=NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
- NSLog(@"paths %@",paths);
- NSFileManager *fm=[NSFileManager defaultManager];
- NSArray *file=[fm subpathsOfDirectoryAtPath:[paths objectAtIndex:0] error:nil];
- NSString *df=[paths objectAtIndex:0];
- //2、获得Documents文件夹路径
- NSLog(@"sd %@",df);
- if(!df)
- {
- NSLog(@"not fd");
- }
- else
- {
- NSLog(@"fd");
- }
- NSString *filenam=[[paths objectAtIndex:0] stringByAppendingPathComponent:@"1.txt"];
- //输出Documents文件夹下面1.txt文件的完整路径
- NSLog(@"filennn %@",filenam);
- //检查Documents文件夹下面1.txt文件是否存在
- if([[NSFileManager defaultManager] fileExistsAtPath:filenam])
- {
- NSLog(@"find");
- }
- //读取Documents文件夹下面1.txt文件的内容
- NSData *read=[NSData dataWithContentsOfFile:filenam];
- NSString *ss=[[NSString alloc] initWithData:read encoding:NSUTF8StringEncoding];
- NSLog(@”ss”,%@",ss);
来源: http://www.phpxs.com/code/1005679/