Some of the most commonly used tool classes in IOS projects

#pragma mark Password SHA1 encryption

+ (NSString *) Sha1withinputstr: (NSString *) inputstr{

const char * CStr = [Inputstr cstringusingencoding:nsutf8stringencoding];

NSData * data = [NSData datawithbytes:cstr length:inputStr.length];

uint8_t Digest[cc_sha1_digest_length];

CC_SHA1 (data.bytes, (unsigned int) data.length, digest);

nsmutablestring * Outputstr = [nsmutablestring stringwithcapacity:cc_sha1_digest_length * 2];

for (int i = 0; i< cc_sha1_digest_length; i++) {

[Outputstr appendformat:@ "%02x", Digest[i]];

}

return outputstr;

}

#pragma mark is judging if the phone number is correct

+ (BOOL) ValidateNumber: (NSString *) textstring

{

nsstring* [email protected] "^1[3|4|5|7|8][0-9]\\d{8}$";

Nspredicate *numberpre = [Nspredicate predicatewithformat:@ "Self MATCHES%@", number];

return [Numberpre evaluatewithobject:textstring];

}

#pragma mark is judging the ID number.

+ (BOOL) Validateidentitycard: (NSString *) Identitycard

{

BOOL Flag;

if (identitycard.length <= 0) {

flag = NO;

return flag;

}

NSString *regex2 = @ "^ (\\d{14}|\\d{17}) (\\d|[ XX]) $ ";

Nspredicate *identitycardpredicate = [Nspredicate predicatewithformat:@ "Self MATCHES%@", Regex2];

return [Identitycardpredicate Evaluatewithobject:identitycard];

}

#pragma mark is judging the courier number

+ (BOOL) Validateemsnumber: (NSString *) emsnumber

{

BOOL Flag;

if (emsnumber.length <= 0) {

flag = NO;

return flag;

}

NSString * reg = @ "^[0-9a-za-z]{10,}$";

Nspredicate *identitycardpredicate = [Nspredicate predicatewithformat:@ "Self MATCHES%@", Reg];

return [Identitycardpredicate Evaluatewithobject:emsnumber];

}

#pragma mark is judging the amount of cash to be taken

+ (BOOL) Validatecashmoney: (NSString *) Cashmoney

{

BOOL Flag;

if (cashmoney.length <= 0) {

flag = NO;

return flag;

}

NSString * reg = @ "^ (([1-9]{1}\\d*) | ( [0] {1})) (\\. (\\d) {()})? $";

Nspredicate *identitycardpredicate = [Nspredicate predicatewithformat:@ "Self MATCHES%@", Reg];

return [Identitycardpredicate Evaluatewithobject:cashmoney];

}

#pragma mark-the integer multiples of the regular judgment 100

+ (BOOL) Judge100integertimes: (NSString *) str

{

NSString *remainderstr = [NSString stringwithformat:@ "%d", [str intvalue]% 100];

Nspredicate *numberpre = [Nspredicate predicatewithformat:@ "Self MATCHES%@", @ "^[0]$"];

return [Numberpre EVALUATEWITHOBJECT:REMAINDERSTR];

}

#pragma mark is determining if the login password is correct (6-20-digit alphanumeric combination)

+ (BOOL) Validatenumberorletter: (NSString *) textstring

{

BOOL result = false;

if ([textstring length] >= 6) {

NSString * regex = @ "^ (?! [0-9]+$) (?! [a-za-z]+$] [0-9a-za-z]{6,20}$];

Nspredicate *pred = [Nspredicate predicatewithformat:@ "Self MATCHES%@", regex];

result = [Pred evaluatewithobject:textstring];

}

return result;

}

#pragma mark is simply judging if the bank card number is correct (16-19 digits)

+ (BOOL) Validatebankcardnumber: (NSString *) textstring

{

nsstring* [email protected] "^ ([0-9]{16}|[ 0-9]{19}) $ ";

Nspredicate *numberpre = [Nspredicate predicatewithformat:@ "Self MATCHES%@", number];

return [Numberpre evaluatewithobject:textstring];

}

#pragma mark Mobile number in the middle of the change *

+ (NSString *) Cipherchangetext: (NSString *) Changetext Firstone: (nsinteger) Firstone Lenght: (nsinteger) lenght{

NSString * Number = [Changetext stringbyreplacingcharactersinrange:nsmakerange (Firstone, lenght) withString:@ "* * *"];

return number;

}

#pragma mark gets the phone UUID

+ (NSString *) uuid{

NSString * uuid = [[[Uidevice Currentdevice] Identifierforvendor] uuidstring];

return UUID;

}

#pragma mark Adaptive Height

+ (CGRect) Sizeoftext: (NSString *) Text width: (cgfloat) Width Font: (cgfloat) fontfloat{

Nsdictionary * Textdic = [nsdictionary dictionarywithobjectsandkeys:[uifont systemfontofsize:fontfloat], Nsfontattributename, nil];

CGRect rect = [Text boundingrectwithsize:cgsizemake (width, 0) options:nsstringdrawinguseslinefragmentorigin | Nsstringdrawingusesfontleading Attributes:textdic Context:nil];

return rect;

}

#pragma mark Adaptive width

+ (CGRect) Sizeoftext: (NSString *) Text height: (cgfloat) Height Font: (cgfloat) fontfloat{

Nsdictionary * Textdic = [nsdictionary dictionarywithobjectsandkeys:[uifont systemfontofsize:fontfloat], Nsfontattributename, nil];

CGRect rect = [text boundingrectwithsize:cgsizemake (0, height) options:nsstringdrawinguseslinefragmentorigin | Nsstringdrawingusesfontleading Attributes:textdic Context:nil];

return rect;

}

#pragma mark picture and more than compression

+ (CGFloat) Zoomimagescalewithimage: (UIImage *) image withwidth: (cgfloat) width

{

UIImage *newimage;

Determine if the size of the picture is larger than the width of the screen let it compress

if (Image.size.width > width) {

Start compressing pictures

Cgsize size = image.size;

Uigraphicsbeginimagecontext (Cgsizemake (width, Width * size.height/size.width));

[Image drawinrect:cgrectmake (0, 0, Width, Width * size.height/size.width)];

NewImage = Uigraphicsgetimagefromcurrentimagecontext ();

Uigraphicsendimagecontext ();

//    }

return newImage.size.height;

}

#pragma mark Create recycle keyboard icon

+ (void) Createrecivekeyboardtoolbarwithview: (ID) view{//Recycle keyboard

UIView * Aview = [[UIView alloc]initwithframe:cgrectmake (0, 0, Width_fullscreen, 30)];

Aview.backgroundcolor = nil;

Blockbutton * btn = [Blockbutton buttonwithtype:uibuttontypecustom];

Btn.frame = CGRectMake (width_fullscreen-35, 2, 30, 25);

[Btn setimage:[uiimage imagenamed:@ "Closekeyboard"] forstate:uicontrolstatenormal];

[Btn setblock:^ (Blockbutton * btn) {

[View Endediting:yes];

}];

[Aview ADDSUBVIEW:BTN];

[View Setinputaccessoryview:aview];

}

Some of the most common tool classes in IOS projects