1\u3001C++\u5b9a\u4e49\u4e86\u4e00\u7ec4\u8868\u793a\u6574\u6570\u3001\u6d6e\u70b9\u6570\u3001\u5355\u4e2a\u5b57\u7b26\u548c\u5e03\u5c14\u503c\u7684\u7b97\u672f\u7c7b\u578b\uff0c\u53e6\u5916\u8fd8\u5b9a\u4e49\u4e86\u4e00\u79cd\u79f0\u4e3avoid\u7684\u7279\u6b8a\u7c7b\u578b\u3002<\/p>\n
\u7b97\u672f\u7c7b\u578b\u7684\u5b58\u50a8\u7a7a\u95f4\u4f9d\u673a\u5668\u800c\u5b9a\u3002C++\u6807\u51c6\u89c4\u5b9a\u4e86\u6bcf\u4e2a\u7b97\u672f\u7c7b\u578b\u7684\u6700\u5c0f\u5b58\u50a8\u7a7a\u95f4\u3002<\/p>\n
\u901a\u5e38\u5c068\u4f4d\u7684\u5757\u4f5c\u4e3a\u4e00\u4e2a\u5b57\u8282\uff0c32\u4f4d\u62164\u4e2a\u5b57\u8282\u4f5c\u4e3a\u4e00\u4e2a\u201c\u5b57\uff08word\uff09\u201d\u3002\u4e00\u822cshort\u7c7b\u578b\u4e3a\u534a\u4e2a\u673a\u5668\u5b57\uff08word\uff09\u957f\uff0cint\u7c7b\u578b\u4e3a\u4e00\u4e2a\u673a\u5668\u5b57\u957f\uff0c\u800clong\u7c7b\u578b\u4e3a\u4e00\u4e2a\u6216\u4e24\u4e2a\u673a\u5668\u5b57\u957f\uff08\u572832\u4f4d\u673a\u5668\u4e2dint\u7c7b\u578b\u548clong\u7c7b\u578b\u901a\u5e38\u5b57\u957f\u662f\u76f8\u540c\u7684\uff09\u3002<\/p>\n
\u8868\u793a\u6574\u6570\u3001\u5b57\u7b26\u548c\u5e03\u5c14\u503c\u7684\u7b97\u672f\u7c7b\u578b\u5408\u79f0\u4e3a\u6574\u5f62\u3002<\/p>\n
2\u3001\u5bf9\u4e8eunsigned\u7c7b\u578b\u6765\u8bf4\uff0c\u7f16\u8bd1\u5668\u5fc5\u987b\u8c03\u6574\u8d8a\u754c\u503c\u4f7f\u5176\u6ee1\u8db3\u8981\u6c42\u3002\u7f16\u8bd1\u5668\u4f1a\u5c06\u8be5\u503c\u5bf9unsigned\u7c7b\u578b\u7684\u53ef\u80fd\u53d6\u503c\u6570\u76ee\u6c42\u6a21\uff0c\u7136\u540e\u53d6\u6240\u5f97\u503c\u3002<\/p>\n
\u5f53\u5c06\u8d85\u8fc7\u53d6\u503c\u8303\u56f4\u7684\u503c\u8d4b\u7ed9signed\u7c7b\u578b\u65f6\uff0c\u7531\u7f16\u8bd1\u5668\u51b3\u5b9a\u5b9e\u9645\u8d4b\u7684\u503c\u3002\u5728\u5b9e\u9645\u64cd\u4f5c\u4e2d\uff0c\u5f88\u591a\u7684\u7f16\u8bd1\u5668\u5904\u7406signed\u7c7b\u578b\u7684\u65b9\u5f0f\u548cunsigned\u7c7b\u578b\u7c7b\u4f3c\u3002<\/p>\n
3\u3001\u5b57\u9762\u503c\u5e38\u91cf\u3002\u79f0\u4e4b\u4e3a\u5b57\u9762\u503c\u662f\u56e0\u4e3a\u53ea\u80fd\u7528\u5b83\u7684\u503c\u79f0\u547c\u5b83\uff0c\u79f0\u4e4b\u4e3a\u5e38\u91cf\u662f\u56e0\u4e3a\u5b83\u7684\u503c\u4e0d\u80fd\u4fee\u6539\u3002\u53ea\u6709\u5185\u7f6e\u7c7b\u578b\u5b58\u5728\u5b57\u9762\u503c\uff0c\u6ca1\u6709\u7c7b\u7c7b\u578b\u7684\u5b57\u9762\u503c\u3002<\/p>\n
\u5b57\u9762\u503c\u6574\u6570\u5e38\u91cf\u7684\u7c7b\u578b\u9ed8\u8ba4\u4e3aint\u6216long\u7c7b\u578b\uff08\u6ca1\u6709short\u7c7b\u578b\u7684\u5b57\u9762\u503c\u5e38\u91cf\uff09\u3002<\/p>\n
\u9ed8\u8ba4\u7684\u6d6e\u70b9\u5b57\u9762\u503c\u5e38\u91cf\u4e3adouble\u7c7b\u578b\u3002<\/p>\n
\u4e3a\u517c\u5bb9C\u8bed\u8a00\uff0cC++\u4e2d\u6240\u6709\u7684\u5b57\u7b26\u4e32\u5b57\u9762\u503c\u90fd\u7531\u7f16\u8bd1\u5668\u81ea\u52a8\u5728\u672b\u5c3e\u6dfb\u52a0\u4e00\u4e2a\u7a7a\u5b57\u7b26\u3002<\/p>\n
\u4e24\u4e2a\u76f8\u90bb\u7684\u4ec5\u7531\u7a7a\u683c\u3001\u5236\u8868\u7b26\u6216\u6362\u884c\u7b26\u5206\u5f00\u7684\u5b57\u7b26\u4e32\u5b57\u9762\u503c\uff08\u6216\u5bbd\u5b57\u7b26\u4e32\u5b57\u9762\u503c\uff09\uff0c\u53ef\u8fde\u63a5\u6210\u4e00\u4e2a\u65b0\u5b57\u7b26\u4e32\u5b57\u9762\u503c\u3002<\/p>\n
std::cout << “a multi-line ”
\n“string literal ”
\n“using concatenation”
\n<< std::endl;<\/p>\n
4\u3001C++\u662f\u4e00\u95e8\u9759\u6001\u7c7b\u578b\u8bed\u8a00\uff0c\u5728\u7f16\u8bd1\u65f6\u4f1a\u4f5c\u7c7b\u578b\u68c0\u67e5\u3002<\/p>\n
\u53d8\u91cf\u63d0\u4f9b\u4e86\u7a0b\u5e8f\u53ef\u4ee5\u64cd\u4f5c\u7684\u6709\u540d\u5b57\u7684\u5b58\u50a8\u533a\u3002<\/p>\n
\u9664\u4e86\u5173\u952e\u5b57\uff0cC++\u6807\u51c6\u8fd8\u4fdd\u7559\u4e86\u4e00\u7ec4\u6807\u8bc6\u7b26\u7528\u4e8e\u6807\u51c6\u5e93\u3002\u6807\u8bc6\u7b26\u4e0d\u80fd\u5305\u542b\u4e24\u4e2a\u8fde\u7eed\u7684\u4e0b\u5212\u7ebf\uff08__id\uff09\uff0c\u4e5f\u4e0d\u80fd\u4ee5\u4e0b\u5212\u7ebf\u5f00\u5934\u540e\u9762\u7d27\u8ddf\u4e00\u4e2a\u5927\u5199\u5b57\u6bcd\uff08_Id\uff09\u3002\u6709\u4e9b\u6807\u8bc6\u7b26\uff08\u5728\u51fd\u6570\u5916\u5b9a\u4e49\u7684\u6807\u8bc6\u7b26\uff09\u4e0d\u80fd\u4ee5\u4e0b\u5212\u7ebf\u5f00\u5934\uff08_\uff09\u3002<\/p>\n
5\u3001C++\u652f\u6301\u4e24\u79cd\u521d\u59cb\u5316\u53d8\u91cf\u7684\u5f62\u5f0f\uff1a\u590d\u5236\u521d\u59cb\u5316\u548c\u76f4\u63a5\u521d\u59cb\u5316\u3002\u590d\u5236\u521d\u59cb\u5316\u8bed\u6cd5\u7528\u7b49\u53f7\uff0c\u76f4\u63a5\u521d\u59cb\u5316\u5219\u662f\u628a\u521d\u59cb\u5316\u5f0f\u653e\u5728\u62ec\u53f7\u4e2d\uff1a<\/p>\n
int ival = 1024\u00a0\u00a0 \/\/ \u590d\u5236\u521d\u59cb\u5316<\/p>\n
int ival(1024);\u00a0\u00a0\u00a0 \/\/ \u76f4\u63a5\u521d\u59cb\u5316<\/p>\n
\u5bf9\u5185\u7f6e\u7c7b\u578b\u6765\u8bf4\uff0c\u590d\u5236\u521d\u59cb\u5316\u548c\u76f4\u63a5\u521d\u59cb\u5316\u51e0\u4e4e\u6ca1\u6709\u5dee\u522b\u3002\u800c\u5bf9\u7c7b\u7c7b\u578b\u5bf9\u8c61\uff0c\u76f4\u63a5\u521d\u59cb\u5316\u8bed\u6cd5\u66f4\u7075\u6d3b\u4e14\u6548\u7387\u66f4\u9ad8\u3002<\/p>\n
\u5728C++\u4e2d\u7406\u89e3\u201c\u521d\u59cb\u5316\u4e0d\u662f\u8d4b\u503c\u201d\u662f\u5fc5\u8981\u7684\u3002\u521d\u59cb\u5316\u6307\u521b\u5efa\u53d8\u91cf\u5e76\u7ed9\u5b83\u8d4b\u521d\u59cb\u503c\uff0c\u800c\u8d4b\u503c\u5219\u662f\u64e6\u9664\u5bf9\u8c61\u7684\u5f53\u524d\u503c\u5e76\u7528\u65b0\u503c\u4ee3\u66ff\u3002<\/p>\n
6\u3001\u5185\u7f6e\u7c7b\u578b\u53d8\u91cf\u662f\u5426\u81ea\u52a8\u521d\u59cb\u5316\u53d6\u51b3\u4e8e\u53d8\u91cf\u5b9a\u4e49\u7684\u4f4d\u7f6e\u3002\u5728\u51fd\u6570\u4f53\u5916\u5b9a\u4e49\u7684\u53d8\u91cf\u90fd\u521d\u59cb\u5316\u62100\uff0c\u5728\u51fd\u6570\u4f53\u91cc\u5b9a\u4e49\u7684\u5185\u7f6e\u7c7b\u578b\u53d8\u91cf\u4e0d\u8fdb\u884c\u81ea\u52a8\u521d\u59cb\u5316\u3002<\/p>\n
7\u3001\u53d8\u91cf\u7684\u5b9a\u4e49\u7528\u4e8e\u4e3a\u53d8\u91cf\u5206\u914d\u5b58\u50a8\u7a7a\u95f4\uff0c\u8fd8\u53ef\u4ee5\u4e3a\u53d8\u91cf\u6307\u5b9a\u521d\u59cb\u503c\u3002\u5728\u4e00\u4e2a\u7a0b\u5e8f\u4e2d\uff0c\u53d8\u91cf\u6709\u4e14\u4ec5\u6709\u4e00\u4e2a\u5b9a\u4e49\u3002<\/p>\n
\u58f0\u660e\u7528\u4e8e\u5411\u7a0b\u5e8f\u8868\u660e\u53d8\u91cf\u7684\u7c7b\u578b\u548c\u540d\u5b57\u3002\u5b9a\u4e49\u4e5f\u662f\u58f0\u660e\uff1a\u5f53\u5b9a\u4e49\u53d8\u91cf\u65f6\u6211\u4eec\u58f0\u660e\u4e86\u5b83\u7684\u7c7b\u578b\u548c\u540d\u5b57\u3002\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528extern\u5173\u952e\u5b57\u58f0\u660e\u53d8\u91cf\u540d\u800c\u4e0d\u5b9a\u4e49\u5b83\u3002<\/p>\n
\u5982\u679c\u58f0\u660e\u6709\u521d\u59cb\u5316\u5f0f\uff0c\u90a3\u4e48\u5b83\u53ef\u88ab\u5f53\u4f5c\u662f\u5b9a\u4e49\uff0c\u53ca\u65f6\u58f0\u660e\u6807\u8bb0\u4e3aextern\u3002\uff08\u53ea\u6709\u5f53extern\u58f0\u660e\u4f4d\u4e8e\u51fd\u6570\u5916\u90e8\u65f6\uff0c\u624d\u53ef\u4ee5\u542b\u6709\u521d\u59cb\u5316\u5f0f\u3002\uff09<\/p>\n
8\u3001const\uff1a\u56e0\u4e3a\u5e38\u91cf\u5728\u5b9a\u4e49\u540e\u5c31\u4e0d\u80fd\u88ab\u4fee\u6539\uff0c\u6240\u4ee5\u5b9a\u4e49\u65f6\u5fc5\u987b\u521d\u59cb\u5316\u3002\u53c2\u8003\u8d44\u6599\uff1aCONST<\/a><\/p>\n \u975econst\u53d8\u91cf\u9ed8\u8ba4\u4e3aextern\u3002\u8981\u4f7fconst\u53d8\u91cf\u80fd\u591f\u5728\u5176\u4ed6\u7684\u6587\u4ef6\u4e2d\u8bbf\u95ee\uff0c\u5fc5\u987b\u663e\u793a\u5730\u6307\u5b9a\u5b83\u4e3aextern\u3002\uff08\u53ea\u6709\u53d8\u91cf\u5728\u58f0\u660e\u5b9a\u4e49\u65f6\u6307\u5b9a\u4e86extern\uff0c\u624d\u80fd\u5728\u5176\u4ed6\u6587\u4ef6\u4e2d\u4f7f\u7528extern\u58f0\u660e\u8be5\u53d8\u91cf\u540e\u76f4\u63a5\u4f7f\u7528\u3002\uff09<\/p>\n 9\u3001\u5f15\u7528\u5c31\u662f\u5bf9\u8c61\u7684\u53e6\u4e00\u4e2a\u540d\u5b57\u3002<\/p>\n \u5f15\u7528\u662f\u4e00\u79cd\u590d\u5408\u7c7b\u578b\u3002\u590d\u5408\u7c7b\u578b\u662f\u6307\u7528\u5176\u4ed6\u7c7b\u578b\u5b9a\u4e49\u7684\u7c7b\u578b\u3002\u5728\u5f15\u7528\u7684\u60c5\u51b5\u4e0b\uff0c\u6bcf\u4e00\u79cd\u5f15\u7528\u7c7b\u578b\u90fd\u201c\u5173\u8054\u5230\u201d\u67d0\u4e00\u5176\u4ed6\u7c7b\u578b\u3002\u4e0d\u80fd\u5b9a\u4e49\u5f15\u7528\u7c7b\u578b\u7684\u5f15\u7528\uff0c\u4f46\u53ef\u4ee5\u5b9a\u4e49\u4efb\u4f55\u5176\u4ed6\u7c7b\u578b\u7684\u5f15\u7528\u3002<\/p>\n \u5f53\u5f15\u7528\u521d\u59cb\u5316\u540e\uff0c\u53ea\u8981\u8be5\u5f15\u7528\u5b58\u5728\uff0c\u5b83\u5c31\u4fdd\u6301\u7ed1\u5b9a\u5230\u521d\u59cb\u5316\u65f6\u6307\u5b9a\u7684\u5bf9\u8c61\u3002\u4e0d\u53ef\u80fd\u5c06\u5f15\u7528\u7ed1\u5b9a\u5230\u53e6\u4e00\u4e2a\u5bf9\u8c61\u3002<\/p>\n const\u5f15\u7528\u662f\u6307\u5411const\u5bf9\u8c61\u7684\u5f15\u7528\u3002\u5373\u5f15\u7528\u5bf9\u8c61\u4e0d\u80fd\u4fee\u6539\u3002<\/p>\n \u975econst\u5f15\u7528\u53ea\u80fd\u7ed1\u5b9a\u5230\u4e0e\u8be5\u5f15\u7528\u540c\u7c7b\u578b\u7684\u5bf9\u8c61\u3002const\u5f15\u7528\u5219\u53ef\u4ee5\u7ed1\u5b9a\u5230\u4e0d\u540c\u4f46\u76f8\u5173\u7684\u7c7b\u578b\u7684\u5bf9\u8c61\u6216\u7ed1\u5b9a\u5230\u53f3\u503c\u3002<\/p>\n 10\u3001\u5e38\u91cf\u8868\u8fbe\u5f0f\u662f\u7f16\u8bd1\u5668\u5728\u7f16\u8bd1\u65f6\u5c31\u80fd\u591f\u8ba1\u7b97\u51fa\u7ed3\u679c\u7684\u6574\u578b\u8868\u8fbe\u5f0f\u3002<\/p>\n \u679a\u4e3e\u6210\u5458\u503c\u53ef\u4ee5\u662f\u4e0d\u552f\u4e00\u7684\u3002<\/p>\n 11\u3001\u7528class\u548cstruct\u5173\u952e\u5b57\u5b9a\u4e49\u7c7b\u7684\u552f\u4e00\u5dee\u522b\u5728\u4e8e\u9ed8\u8ba4\u8bbf\u95ee\u7ea7\u522b\uff1a\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cstruct\u7684\u6210\u5458\u4e3apublic\uff0c\u800cclass\u7684\u6210\u5458\u4e3aprivate\u3002<\/p>\n 12\u3001\u56e0\u4e3a\u5934\u6587\u4ef6\u5305\u542b\u5728\u591a\u4e2a\u6e90\u6587\u4ef6\u4e2d\uff0c\u6240\u4ee5\u4e0d\u5e94\u8be5\u542b\u6709\u53d8\u91cf\u6216\u51fd\u6570\u7684\u5b9a\u4e49\u3002\u6709\u4e09\u4e2a\u4f8b\u5916\uff1a\u5934\u6587\u4ef6\u53ef\u4ee5\u5b9a\u4e49\u7c7b\u3001\u503c\u5728\u7f16\u8bd1\u65f6\u5c31\u5df2\u77e5\u9053\u7684const\u5bf9\u8c61\u548cinline\u51fd\u6570\u3002<\/p>\n \u56de\u60f3\u4e00\u4e0b\uff0cconst\u53d8\u91cf\u9ed8\u8ba4\u65f6\u662f\u5b9a\u4e49\u8be5\u53d8\u91cf\u7684\u6587\u4ef6\u7684\u5c40\u90e8\u53d8\u91cf\u3002\u6b63\u5982\u6211\u4eec\u73b0\u5728\u6240\u770b\u5230\u7684\uff0c\u8fd9\u6837\u8bbe\u7f6e\u9ed8\u8ba4\u60c5\u51b5\u7684\u539f\u56e0\u5728\u4e8e\u5141\u8bb8const\u53d8\u91cf\u5b9a\u4e49\u5728\u5934\u6587\u4ef6\u4e2d\u3002<\/p>\n \u5f53\u8be5const\u53d8\u91cf\u662f\u7528\u5e38\u91cf\u8868\u8fbe\u5f0f\u521d\u59cb\u5316\u65f6\uff0c\u53ef\u4ee5\u4fdd\u8bc1\u6240\u6709\u7684\u53d8\u91cf\u90fd\u6709\u76f8\u540c\u7684\u503c\u3002\u4f46\u662f\u5728\u5b9e\u8df5\u4e2d\uff0c\u5927\u90e8\u5206\u7684\u7f16\u8bd1\u5668\u5728\u7f16\u8bd1\u65f6\u90fd\u4f1a\u7528\u76f8\u5e94\u7684\u5e38\u91cf\u8868\u8fbe\u5f0f\u6765\u66ff\u6362\u5bf9\u8fd9\u4e9bconst\u53d8\u91cf\u7684\u4f7f\u7528\u3002\u6240\u4ee5\uff0c\u5728\u5b9e\u8df5\u4e2d\u4e0d\u4f1a\u6709\u4efb\u4f55\u5b58\u50a8\u7a7a\u95f4\u7528\u4e8e\u5b58\u50a8\u5e38\u91cf\u8868\u8fbe\u5f0f\u521d\u59cb\u5316\u7684const\u53d8\u91cf\u3002\u53c2\u8003\u8d44\u6599\uff1aconst<\/a><\/p>\n 13\u3001\u9884\u5904\u7406\u5668\u7528\u6307\u5b9a\u7684\u5934\u6587\u4ef6\u7684\u5185\u5bb9\u66ff\u4ee3\u6bcf\u4e2a#include\u3002<\/p>\n 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