如下所示的代码,它将输出几个单独的.txt文件。但是,我正在寻找一种将所有内容保存到一个txt文件中的方法。如何在保存的txt文件末尾附加新字符串?
-(void)saveData:(NSString *)data
{
NSArray *paths=NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
NSString *documentDirectory=[paths objectAtIndex:0];
NSString *fileName=[NSString stringWithFormat:@"%@/%d.txt",documentDirectory,fileInt];
NSString *content=data;
[content writeToFile:fileName atomically:NO encoding:NSStringEncodingConversionAllowLossy error:nil];
NSLog(@"%@",fileName);
fileInt++;
}
最佳答案
好吧,我想我明白了。
-(void)saveData:(NSString*)data
{
NSArray *paths=NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
NSString *documentDirectory=[paths objectAtIndex:0];
NSString *fileName=[NSString stringWithFormat:@"%@/%d.txt",documentDirectory,1];
NSString *content=data;
NSFileHandle *fileHandler= [NSFileHandle fileHandleForWritingAtPath:fileName];
[fileHandler seekToEndOfFile];
[fileHandler writeData:[content dataUsingEncoding:NSUTF8StringEncoding]];
[fileHandler closeFile];
NSLog(@"%@",fileName);
}
关于ios - 在现有的txt文件上添加字符串-iOS,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/12682468/