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unsigned占几个字节,long double占几个字节

若int类型数据占两个字节 2023-09-23 14:09 727 墨鱼
若int类型数据占两个字节

unsigned占几个字节,long double占几个字节

unsigned占几个字节,long double占几个字节

在32位编译系统中,unsigned占用4个字节。Unsigned的意思是无符号。 例如:16-bitcompilerchar:1bytechar*(iepointervariable):2bytesshortint:2bytesint:2bytesunsignedint:2bytesfloat:4bytesdou

ˇ▽ˇ int:4bytesunsignedint:4bytesfloat:4bytesdouble:8byteslong:4byteslonglong:8bytesunsignedlong:4bytes64-bitcompilerchar:1bytechar例如:16-bitcompilerchar:1bytechar*(pointervariable):2bytesshortint:2bytesint:2bytesunsignedint:2bytesfloat:4bytesdouble:8byteslon

int:2bytesunsignedint:2bytesfloat:4bytesdouble:8byteslong:4byteslonglong:8bytesunsignedlong:4bytes32位compilerchar:1byteint,long,double,unsigned,charocpy16bits:char1bytechar*2bytesshortint2bytesint2bytesunsignedint2bytesfloat4bytesdouble8byteslong4bytes

unsignedint:2bytesfloat:4bytesdouble:8byteslong:4byteslonglong:8bytesunsignedlong:4bytes32-bitcompilerchar:1bytechar*(即pointerunsignedshort:2bytesint:2bytesunsignedint:2byteslong:4bytesunsignedlong:4byteslonglong:8bytesfloat:4bytesdouble:8bytes

int:2bytesunsignedint:2bytesfloat:4bytesdouble:8byteslong:4byteslonglong:8bytesunsignedlong:4bytes32位compilerchar:1bytechar*(即指针变量中的unsignedint在C语言中表示无符号整数类型。关于占用多少字节有节点明确的规则。由编译器决定。例如,VisualC++规定sunsignedint占用4bytes。在Turbo2.0中,指定了unsigned。

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标签: long double占几个字节

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