Create a new folder and delete folders inside the Program Document folder

//

Viewcontroller.m

12.18.04 Creating a folder in document

//

Created by Zhang Kaize on 15/12/18.

COPYRIGHT©2015 year Rytong_zkz. All rights reserved.

//

#import "ViewController.h"

@interface Viewcontroller ()

@property (nonatomic,strong) nsfilemanager *filemanager;//File Manager

@property (nonatomic,copy) nsstring *createpath;//folder Imge

@property (nonatomic,copy) nsstring *createdir;//folder Messagequeueimage

-(Ibaction) Deleteclick: (UIButton *) sender;

@end

@implementation Viewcontroller

Create a File Manager

-(Nsfilemanager *) FileManager

{

if (_filemanager = = nil) {

_filemanager = [Nsfilemanager Defaultmanager];

}

return _filemanager;

}

Create a path----Create a folder in document Imge

-(NSString *) Createpath

{

if (_createpath = = nil) {

NSString *pathdocuments = [Nssearchpathfordirectoriesindomains (nsdocumentdirectory, NSUserDomainMask, YES) OBJECTATINDEX:0];

NSLog (@ "pathdocuments =%@", pathdocuments);

_createpath = [NSString stringwithformat:@ "%@/image", pathdocuments];

}

return _createpath;

}

Create a path----Create a folder in document Messagequeueimage

-(NSString *) Createdir

{

if (_createdir = = nil) {

NSString *pathdocuments = [Nssearchpathfordirectoriesindomains (nsdocumentdirectory, NSUserDomainMask, YES) OBJECTATINDEX:0];

NSLog (@ "pathdocuments =%@", pathdocuments);

_createdir = [NSString stringwithformat:@ "%@/messagequeueimage", pathdocuments];

}

return _createdir;

}

-(void) Viewdidload {

[Super Viewdidload];

Determines whether the folder exists, if it does not exist, creates

if (![ Self.filemanager FileExistsAtPath:self.createPath]) {

[Self.filemanager createDirectoryAtPath:self.createPath withintermediatedirectories:yes Attributes:nil Error:nil];

Create File Messagequeueimage

[Self.filemanager createDirectoryAtPath:self.createDir withintermediatedirectories:yes Attributes:nil Error:nil];

Writes the string to the newly created file inside.

NSString * ss = @ "ios";

NSString * Path = [NSString stringwithformat:@ "%@/ios.text", Self.createpath];

BOOL B = [ss Writetofile:path atomically:yes encoding:nsutf8stringencoding Error:nil];

if (b) {

NSLog (@ "write string OK");

}else{

NSLog (@ "write String Faluse");

}

} else {

NSLog (@ "Filedir is exists.");

}

}

Delete the Imge folder in document

-(Ibaction) Deleteclick: (UIButton *) Sender {

if ([Self.filemanager FileExistsAtPath:self.createPath]) {

Nserror * ERROR;

BOOL B = [Self.filemanager RemoveItemAtPath:self.createPath error:&error];

if (b) {

NSLog (@ "delete success");

}

else{

NSLog (@ "Delete Faulse");

}

}

}

@end

Create a new folder and delete folders inside the Program Document folder