+ (instancetype)stringWithFormat:(NSString *)format, ... 格式化生成字符串 + (instancetype)stringWithString:(NSString *)aString + (instancetype)stringWithCharacters:(const unichar *)chars length:(NSUInteger)length + (instancetype)stringWithCString:(const char *)cString encoding:(NSStringEncoding)enc +...
return false; CString Filename2(Filename.Mid(0,Filename.ReverseFind(_T('.'))); Filename2.AppendFormat(_T("_Temp%s"),Filename.Mid(Filename.ReverseFind(_T('.')), Filename.GetLength() - Filename.ReverseFind(_T('.'))); if (!file2.Open(Filename2,CFile::modeCreate | CFile::modeWrit...
第二次调用返回剩下1000个字节加密后的数据) char *EncryptionData(char * SrcData,int & nDataLen); //加密文件 //参数一文件完整路径加名称 //参数二 true为覆盖文件 false为创建文件名加_Temp的新文件 bool EncryptionFile(CString Filename,bool bCover); //解析数据头信息,返回每一次解密需要传入的...
//一、NSString //1、创建常量字符串。 NSString *astring = @"This is a String!"; //2、创建空字符串,给予赋值。 NSString *astring = [[NSString alloc] init]; astring = @"This is a String!"; [astring release]; NSLog(@"astring:%@",astring); // NSString *astring = [[NSString ...
//char本cString“这是一个C语字符串”. NSUTF8StringEncoding表示转码方式 从一个url读取字符 NSURL* url = [NSURL URLWithString:@"https://www.baidu.com"]; 写入文件 NSString *path = @"/Users/AbsoluTely/Desktop/123.txt"; NsString*str = @"123456" : ...
AppendChar AppendFormat f)截取 作用 char* string CString 得到部分值 用下标操作 substr Left Mid Right Truncate g)移除 作用 char* string CString 移除部份值 remove Remove 移除空白值 RemoveBlanks 注:此为ATL提供,非C函数 remove_if Trim TrimLeft TrimRig h)转换大小写 ...
char *Cstring = "This is a String!"; NSString *cString = [[NSString alloc] initWithCString:Cstring]; NSLog(@"astring:%@,%@",string1,string2); [astring release]; //... 创建格式化字符串: NSString *stringFormat = [[NSString alloc]initWithFormat:@"This is a formated string ,number %i...
NSString *astring = [[NSString alloc] initWithCString:Cstring]; NSLog(@"astring:%@",astring); [astring release]; 5、创建格式化字符串:占位符(由一个%加一个字符组成) int i = 1; int j = 2; NSString *astring = [[NSString alloc] initWithString:[NSString stringWithFormat:@"%d.This is %i...
NSString *cString = [[hex stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]] uppercaseString]; 60 + 61 + // 如果字符串以#开头,去掉# 62 + if ([cString hasPrefix:@"#"]) { 63 + cString = [cString substringFromIndex:1]; 64 + } 65 + 66 + // 字符...
NSString *astring = [[NSString alloc] initWithCString:Cstring]; NSLog(@"astring:%@",astring); [astring release]; //5、创建格式化字符串:占位符(由一个%加一个字符组成) int i = 1; int j = 2; NSString *astring = [[NSString alloc] initWithString:[NSString stringWithFormat:@"%d.This is...