Re: writeToFile and arrayWithContentsOfFile
Re: writeToFile and arrayWithContentsOfFile
- Subject: Re: writeToFile and arrayWithContentsOfFile
- From: Rakesh Pandey <email@hidden>
- Date: Wed, 15 Jan 2003 13:22:30 +0530
Hi Chuck
The porblem here is:
If path contains a tilde (~) character, you must expand it with
stringByExpandingTildeInPath before invoking this method.
Please do so and try again. It will work fine.
Regards
rakesh
On Wednesday, January 15, 2003, at 11:33 AM, Chuck Rice wrote:
>
I am attempting to write an array to a file, then read it back in.
>
This seems to work the first time, but if I write, then read, then
>
write, it fails. I am a bit new at this, so I do not understand the
>
error I am getting. By logging the array, it looks like it writes it
>
out and reads it back in correctly. What am I missing. There is a
>
truncated portion of the Console Log following the code frag. -Chuck-
>
>
@interface Controller : NSObject
>
{
>
NSMutableArray *PhoneBookData;
>
NSMutableArray *DateBookData;
>
}
>
- (IBAction)ReadBackup:(id)sender;
>
- (IBAction)WriteBackup:(id)sender;
>
@end
>
>
>
/
>
/----------------------------------------------------------------------
>
--------
>
// WriteBackup
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/
>
/----------------------------------------------------------------------
>
--------
>
>
- (IBAction)WriteBackup:(id)sender
>
{
>
NSLog(@"\r%@",PhoneBookData);
>
>
[PhoneBookData writeToFile:[@"~/PhoneBackup.txt
>
"stringByStandardizingPath] atomically:YES];
>
}
>
/
>
/----------------------------------------------------------------------
>
--------
>
// ReadBackup
>
/
>
/----------------------------------------------------------------------
>
--------
>
>
- (IBAction)ReadBackup:(id)sender
>
{
>
PhoneBookData = [NSMutableArray
>
arrayWithContentsOfFile:[@"~/PhoneBackup.txt
>
"stringByStandardizingPath]];
>
NSLog(@"\r%@",PhoneBookData);
>
}
>
>
>
>
>
2003-01-14 21:45:04.668 T720Sync[11603]
>
<CFArray 0x1490b40 [0xa01303fc]>{type = mutable-small, count = 70,
>
values = (
>
0 : <CFArray 0x1491a00 [0xa01303fc]>{type = mutable-small, count = 9,
>
values = (
>
0 : <CFString 0x1491a40 [0xa01303fc]>{contents = "1"}
>
1 : <CFString 0x1491a80 [0xa01303fc]>{contents = ""*86pp5553#1""}
>
2 : <CFString 0x1491ab0 [0xa01303fc]>{contents = "129"}
>
3 : <CFString 0x1491af0 [0xa01303fc]>{contents = ""VoiceMail""}
>
4 : <CFString 0x1491b20 [0xa01303fc]>{contents = "0"}
>
5 : <CFString 0x14931f0 [0xa01303fc]>{contents = "1"}
>
6 : <CFString 0x1493210 [0xa01303fc]>{contents = "255"}
>
7 : <CFString 0x1493240 [0xa01303fc]>{contents = "254"}
>
8 : <CFString 0x1493270 [0xa01303fc]>{contents = "1"}
>
)}
>
.
>
. [stuff deleted]
>
.
>
>
69 : <CFArray 0x14dfdd0 [0xa01303fc]>{type = mutable-small, count =
>
9, values = (
>
0 : <CFString 0x14dff50 [0xa01303fc]>{contents = "222"}
>
1 : <CFString 0x14dff90 [0xa01303fc]>{contents = ""4086469174""}
>
2 : <CFString 0x14dffc0 [0xa01303fc]>{contents = "129"}
>
3 : <CFString 0x14dfff0 [0xa01303fc]>{contents = ""Ed Hu""}
>
4 : <CFString 0x14e0020 [0xa01303fc]>{contents = "0"}
>
5 : <CFString 0x14e0070 [0xa01303fc]>{contents = "0"}
>
6 : <CFString 0x14e0090 [0xa01303fc]>{contents = "255"}
>
7 : <CFString 0x14e00c0 [0xa01303fc]>{contents = "0"}
>
8 : <CFString 0x14e00f0 [0xa01303fc]>{contents = "1"}
>
)}
>
)}
>
>
>
-----------------------------------------------------------------------
>
--------------------
>
>
>
2003-01-14 21:45:08.678 T720Sync[11603]
>
<CFArray 0x146edd0 [0xa01303fc]>{type = mutable-small, count = 70,
>
values = (
>
0 : <CFArray 0x148bba0 [0xa01303fc]>{type = mutable-small, count = 9,
>
values = (
>
0 : <CFString 0x148bbc0 [0xa01303fc]>{contents = "1"}
>
1 : <CFString 0x1498660 [0xa01303fc]>{contents = ""*86pp5553#1""}
>
2 : <CFString 0x1498680 [0xa01303fc]>{contents = "129"}
>
3 : <CFString 0x98840 [0xa01303fc]>{contents = ""VoiceMail""}
>
4 : <CFString 0x1b15b0 [0xa01303fc]>{contents = "0"}
>
5 : <CFString 0x148bbc0 [0xa01303fc]>{contents = "1"}
>
6 : <CFString 0x146edf0 [0xa01303fc]>{contents = "255"}
>
7 : <CFString 0x98860 [0xa01303fc]>{contents = "254"}
>
8 : <CFString 0x148bbc0 [0xa01303fc]>{contents = "1"}
>
)}
>
.
>
. [stuff deleted]
>
.
>
>
69 : <CFArray 0x1485c20 [0xa01303fc]>{type = mutable-small, count =
>
9, values = (
>
0 : <CFString 0x1485c80 [0xa01303fc]>{contents = "222"}
>
1 : <CFString 0x14845b0 [0xa01303fc]>{contents = ""4086469174""}
>
2 : <CFString 0x1498680 [0xa01303fc]>{contents = "129"}
>
3 : <CFString 0x14845d0 [0xa01303fc]>{contents = ""Ed Hu""}
>
4 : <CFString 0x1b15b0 [0xa01303fc]>{contents = "0"}
>
5 : <CFString 0x1b15b0 [0xa01303fc]>{contents = "0"}
>
6 : <CFString 0x146edf0 [0xa01303fc]>{contents = "255"}
>
7 : <CFString 0x1b15b0 [0xa01303fc]>{contents = "0"}
>
8 : <CFString 0x148bbc0 [0xa01303fc]>{contents = "1"}
>
)}
>
)}
>
2003-01-14 21:45:13.339 T720Sync[11603]
>
<CFRunLoopObserver 0x146edd0 [0xa01303fc]>{locked = Yes, valid = Yes,
>
activities = 0x6, repeats = No, order = 600000, callout = 0x9309fc74,
>
context = <CFRunLoopObserver context 0x1dcbe0>}
>
2003-01-14 21:45:13.339 T720Sync[11603] *** -[NSCFType
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writeToFile:atomically:]: selector not recognized
>
2003-01-14 21:45:13.345 T720Sync[11603] *** -[NSCFType
>
writeToFile:atomically:]: selector not recognized
>
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