+encode(str: string) : Uint8ArrayTextDecoder+decode(buffer: ArrayBufferView, options?: object) : string 参考文献
NSData*data = [aString dataUsingEncoding:NSUTF8StringEncoding];//通过utf-8转为data9.NSData转Uint8+ (uint8_t)uint8FromBytes:(NSData *)fData { NSAssert(fData.length==1,@"uint8FromBytes: (data length != 1)"); NSData*data =fData; uint8_t val=0; [data getBytes:&val length:1];...
NSString *strData = @"ca 20 fe c1 04 03 03 07 00 ac"; NSArray<NSString *> *dataArr = [strData componentsSeparatedByString:@" "]; UInt8 bytes[dataArr.count]; for (NSInteger i = 0; i< dataArr.count; i++) { NSString *obj = dataArr[i]; UInt8 byte = (UInt8)strtoul([...
void Function(vector<tstring>¶meter=vector<tstring>()) This attempts to bind a temporary to a non-const reference. This is illegal in C++. MSVC allows it as a non-standard exception, but warns about it.Why are you taking the parameter by a non-const reference? Do you plan to ...
NSString *strData = @"ca 20 fe c1 04 03 03 07 00 ac"; 如何转换成上面的结构,使用oc swift的转换如下 letdata =NSString(string:"ca 20 fe c1 04 03 03 07 01 ac");letdataArr = data.componentsSeparatedByString(" ")varbytes:[UInt8]=[];foritemindataArr {letbyte =UInt8(item,radix:...
voidU8ArrayToU32(uint8_t*buf,uint32_t*u32Value){*u32Value = (buf[0] <<24) + (buf[1] <<16) + (buf[2] <<8) + (buf[3] <<0);} 效果:字符数组 {‘0’,’0’,’0’,’2’}转为整型 50。 06 大端小端 STM32默认是小端模式,那么该如何转为大端?
接口类型 func (p *Ptr) getName() string{} 函数类型 func sayHello(name strin){} 数据类型转换 GO中数据类型一般需要显式转换,但一些底层有着相同类型的数据也会隐式转换。 byte和uint8 rune和int32 []byte和[]uint8 转换规则是(T) (x)。
unsigned char --> C.uchar --> uint8 short int --> C.short --> int16 short unsigned int --> C.ushort --> uint16 int --> C.int --> int unsigned int --> C.uint --> uint32 long int --> C.long --> int32 or int64 ...
2.通过十进制转成二进制的常用方法——短除法; 为方便大家使用,将两种方法都封装成了函数,源码如下: #include <stdio.h> #include <stdlib.h> #define uint32 unsigned int #define uint8 unsigned char void FuncOutputBin(uint32 value) { char string[33]; //形参类型uint32最大为32位,因此我这里定义...