i64) } // string 转 int32 j,err := strconv.ParseInt(str,10,32) if err == nil {...
int Value = 112233; NSString *ValueString = [NSString stringWithFormat:@"%d", Value]; 方法二: [[NSNumber numberWithInt: 123] stringValue]; 得到C风格的字符串 C String char *ValueasCString = (char *)[ValueString UTF8String]; 将字符串转换成整数或浮点数 Convert String to Integer or float...
[NSString stringWithFormat:@"%d",numberYouAreTryingToConvert]
@interfacePerson:NSObject{@publicNSString*name;@privateintage;}@property(copy)NSString*name;@property(readonly)intage;-(id)initWithAge:(int)age;@end 性的访问方法由@synthesize关键字来实现,它由属性的声明自动的产生一对访问方法。另外,也可以选择使用@dynamic关键字表明访问方法会由程序员手工提供。 @imp...
Savage F. Morgan Objective-C 字符串与数值互相转换 Convert NSString to int 1 2 NSString*aNumberString = @"123"; inti = [aNumberString intValue]; Convert int to NSString 1 2 intaNumber = 123; NSString*aString = [NSStringstringWithFormat:@"%d", aNumber];...
NSString *currentDateStr = [dateFormat stringFromDate:[NSDate date]]; 3、字符串转int Convert NSString to int NSString *aNumberString = @"123"; int i = [aNumberString intValue]; 4、int转字符串 Convert int to NSString int aNumber = 123; ...
NSString *tempB = @"456";1，字符串拼接 NSString *newString = [NSString stringWithFormat:@"%@%@",tempA,tempB];2，字符转int int intString = [newString intValue];3，int转字符 NSString *stringInt = [NSString stringWithFormat:@"%d",intString];4，字符转float float floatString = [new...
h> 2 3 int main(int argc, const char * argv[]) 4 { 5 6 @autoreleasepool { 7 8 // insert code here... 9 //NSLog(@"Hello, World!"); 10 11 NSString *str1 = @"this is string A"; 12 NSString *search , *replace; 13 NSMutableString *mstr; 14 NSRange substr; 15 16 //...
NSString *tempB = @"456"; 1,字符串拼接 NSString *newString = [NSString stringWithFormat:@"%@%@",tempA,tempB]; 2,字符转int int intString = [newString intValue]; 3,int转字符 NSString *stringInt = [NSString stringWithFormat:@"%d",intString]; ...
//NSString*类型 int类型 char*类型 NSString*str1=[NSStringstringWithFormat:@"我的名字:%@ 我的年龄:%d 我的邮箱:%s",@"雨松MOMO",25,"xuanyusong@gmail.com"]; //字符串赋值 参数中只可以写一个字符串 和第一种很像 NSString*str2=[NSStringstringWithString:@"我是字符串"]; ...