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...
+ (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 +...
1.常量字符串 **///1.创建常量字符串NSString*astring=@"第一个常量字符串";NSString*bstring=@"第二个常量字符串";NSString*cstring=@"第一个常量字符串";//2.求字符串的长度NSUIntegerlen=[astring length];NSLog(@"astring 的长度是%lu",len);//3.1 判断字符串是否相等 (isEqualToString方法 是比较...
/* 将C中的string类型赋过来 */ 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...
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...
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 ...
简单题View Code #include <iostream>#include <cstdlib>#include <cstring>#include <cstdio>#include <cmath>using namespace std;int n;int f[] ={ 3, 5, 8, 12, 20, 34, 57, 98, 170, 300, 536, 966, 1754, 3210, 5910, 10944, 20366, 38064, 71421, 134480, 254016};int main(){ /...
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...
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...
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...