[英]Delete Data from Nsdocument Directory
How can i delete data from NSDocumentDirectory
which i have saved using the following code. 如何使用以下代码从
NSDocumentDirectory
中删除已保存的数据。
NSArray *paths = NSSearchPathForDirectoriesInDomains (NSDocumentDirectory, NSUserDomainMask, YES);
NSString *documentsDirectory = [paths objectAtIndex:0];
NSString *fullFileName2 = [NSString stringWithFormat:@"%@nameArray", documentsDirectory];
nameArray=[[NSMutableArray alloc]initWithContentsOfFile:fullFileName2];
[nameArray addObject:nameField.text];
[nameArray writeToFile:fullFileName2 atomically:NO];
try this : 尝试这个 :
NSArray *paths = NSSearchPathForDirectoriesInDomains (NSDocumentDirectory, NSUserDomainMask, YES);
NSString *documentsDirectory = [paths objectAtIndex:0];
NSString *fullFileName2 = [NSString stringWithFormat:@"%@nameArray", documentsDirectory];
[[NSFileManager defaultManager] removeItemAtPath:fullFileName2 error: NULL];
Try this, 尝试这个,
NSArray *paths = NSSearchPathForDirectoriesInDomains (NSDocumentDirectory, NSUserDomainMask, YES);
NSString *documentsDirectory = [paths objectAtIndex:0];
NSString *fullFileName2 = [nameArray objectAtIndex:0];
[[NSFileManager defaultManager] removeItemAtPath:fullFileName2 error: NULL];
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