{"id":71077,"date":"2026-02-03T03:56:43","date_gmt":"2026-02-02T19:56:43","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/71077.html"},"modified":"2026-02-03T03:56:43","modified_gmt":"2026-02-02T19:56:43","slug":"c%e4%bd%8d%e8%bf%90%e7%ae%97%e5%92%8c%e6%93%8d%e4%bd%9c%e7%ac%a6%e5%b1%9e%e6%80%a7","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/71077.html","title":{"rendered":"C++\u4f4d\u8fd0\u7b97\u548c\u64cd\u4f5c\u7b26\u5c5e\u6027"},"content":{"rendered":"

\u79fb\u4f4d\u64cd\u4f5c\u7b26\u00a0 >>\u00a0 \u00a0<<\u00a0 \u00a0 \u4e0b\u6807\u5f15\u7528\u64cd\u4f5c\u7b26 \u3010\u3011\u00a0 \u00a0\u51fd\u6570\u8c03\u7528\u64cd\u4f5c\u7b26（）\u4f4d\u64cd\u4f5c\u7b26 & ^ |<\/p>\n

\u4e8c\u8fdb\u5236\u548c\u8fdb\u5236\u8f6c\u6362\u00a0 \u00a0 0x123 — 16\u8fdb\u5236\u6570\u5b57 \u4ee50x\u5f00\u5934\u00a0 \u00a0017 — 8\u8fdb\u5236\u6570\u5b57 \u4ee50\u5f00\u5934\u00a0<\/p>\n

10\u8fdb\u5236\u6ee110 \u8fd11 ，\u662f\u75310–9\u7ec4\u6210\u7684\u6570\u5b57\u00a0<\/p>\n

\u00a02\u8fdb\u5236\u6ee12\u8fd11 ，\u662f\u75310–1\u7ec4\u6210\u7684\u6570\u5b57<\/p>\n

8\u8fdb\u5236\u7684\u6570\u5b57\u6bcf\u4e00\u4f4d\u662f 0 — 7 \u4e2d\u7684\u6570\u5b57，<\/p>\n

2\u8fdb\u5236\u8f6c\u6362\u62108\u8fdb\u5236\u7684\u6570\u5b57，\u4ece2\u8fdb\u5236\u5e8f\u5217\u6700\u4f4e\u4f4d\u5f00\u59cb\u4ece\u53f3\u5411\u5de6\u6bcf 3 \u4e2a 2 \u8fdb\u5236\u4f1a\u6362\u7b97\u6210 1\u4e2a 8 \u8fdb\u5236\u4f4d，\u5269\u4f59\u4e0d\u591f3\u4e2a2\u8fdb\u5236\u4f4d\u5c31\u76f4\u63a5\u6362\u7b97<\/p>\n

8\u8fdb\u5236\u8f6c\u6362\u62102\u8fdb\u5236，\u6bcf\u4e00\u4e2a8\u8fdb\u5236\u4f4d\u8f6c\u6362\u62103\u4e2a2\u8fdb\u5236\u4f4d\u5c31\u884c<\/p>\n

2\u8fdb\u5236\u8f6c\u6362\u621016\u8fdb\u5236，\u4ece\u53f3\u5411\u5de6\u6bcf4\u4f4d\u5c31\u8f6c\u6362\u4e00\u6b21，\u5269\u4f59\u4e0d\u591f4\u4e2a\u4e8c\u8fdb\u5236\u4f4d\u7684\u76f4\u63a5\u6362\u7b97<\/p>\n

16\u8fdb\u5236\u8f6c\u6362\u62102\u8fdb\u5236，16\u8fdb\u5236\u7684\u6bcf\u4e00\u4f4d\u8f6c\u6362\u62103\u4e2a2\u8fdb\u5236\u4f4d<\/p>\n

2，8，16\u8fdb\u5236\u8f6c\u6362\u621010\u8fdb\u5236，\u5206\u522b\u662f\u4ece2\u76840\u6b21\u65b9，8\u76840\u6b21\u65b9，10\u76840\u6b21\u65b9\u5f00\u59cb\u00a0 \u3002\u6bcf\u4e00\u4f4d\u6b21\u65b9\u540e\u518d\u4e58\u4ee5\u4ed6\u4eec\u7684\u8fdb\u5236\u4f4d\u4e0a\u7684\u6570\u5b57，\u6700\u540e\u6c42\u548c<\/p>\n

10\u8fdb\u5236\u8f6c2\u8fdb\u5236 ，\u5c06\u8981\u8f6c\u6362\u7684\u6570\u5b57\u9664\u4ee5 2\u540e\u7684\u4f59\u6570\u4ece\u4e0b\u5f80\u4e0a\u4f9d\u6b64\u6240\u5f97\u7684\u6570\u5c31\u662f2\u8fdb\u5236\u6570<\/p>\n

\u539f\u7801\u3001\u53cd\u7801\u3001\u8865\u7801<\/p>\n

\u6709\u7b26\u53f7\u6574\u6570\u7684\u539f\u7801\u3001\u53cd\u7801\u3001\u8865\u7801\u7684\u4e8c\u8fdb\u5236\u8868\u793a\u4e2d\u5747\u7531 \u7b26\u53f7\u4f4d \u548c \u6570\u503c\u4f4d \u4e24\u90e8\u5206\u7ec4\u6210，2\u8fdb\u5236\u5e8f\u5217\u4e2d，\u6700\u9ad8\u76841\u4f4d\u662f\u88ab\u5f53\u4f5c\u7b26\u53f7\u4f4d，\u5269\u4f59\u7684\u4f4d\u6570\u503c\u4f4d，\u7b26\u53f7\u4f4d\u90fd\u662f\u75280\u62161\u8868\u793a\u7684，0\u8868\u793a \u6b63，1 \u8868\u793a\u8d1f\u3002\u6b63\u6574\u6570\u7684\u539f\u7801\u3001\u53cd\u7801\u3001\u8865\u7801 \u76f8\u540c\u3002\u4f46\u662f \u8d1f\u6570 \u5219\u4e0d\u540c<\/p>\n

\u8d1f\u6570\u65f6：<\/p>\n

\u539f\u7801：\u76f4\u63a5\u5c06\u6570\u503c\u6309\u7167\u6b63\u8d1f\u6570\u7684\u5f62\u5f0f\u7ffb\u8bd1\u62102\u8fdb\u5236\u5f97\u5230\u7684\u5c31\u662f\u539f\u7801<\/p>\n

\u53cd\u7801：\u539f\u7801\u7684\u7b26\u53f7\u4f4d\u4e0d\u53d8，\u5176\u4ed6\u4f4d\u4f9d\u6b64\u6309\u4f4d\u53d6\u53cd\u5c31\u53ef\u4ee5\u5f97\u5230\u53cd\u7801<\/p>\n

\u8865\u7801：\u53cd\u7801+1\u5c31\u5f97\u5230\u8865\u7801<\/p>\n

\u539f\u7801 \u53d6\u53cd + 1 \u5f97\u5230\u8865\u7801<\/p>\n

\u00a0\u00a0\u00a0 \u00a0int a = 10;
\n\u00a0\u00a0 \u00a000000000 00000000 00000000 00001010\u00a0 \u539f\u7801
\n\u00a0\u00a0 \u00a000000000 00000000 00000000 00001010 \u53cd\u7801
\n\u00a0\u00a0 \u00a000000000 00000000 00000000 00001010 \u8865\u7801
\n\u00a0\u00a0 \u00a0int a = -10;
\n\u00a0\u00a0 \u00a010000000 00000000 00000000 00001010\u00a0 \u539f\u7801
\n\u00a0\u00a0 \u00a011111111\u00a0 \u00a011111111\u00a0 \u00a011111111\u00a0\u00a011110101\u00a0 \u53cd\u7801
\n\u00a0\u00a0 \u00a011111111\u00a0 \u00a011111111\u00a0 \u00a011111111\u00a0 111110110 \u8865\u7801<\/p>\n

\u5bf9\u4e8e\u65e0\u7b26\u53f7\u6574\u6570\u7684\u4e09\u79cd2\u8fdb\u5236\u8868\u793a\u76f8\u540c，\u6ca1\u6709\u7b26\u53f7\u4f4d\u6bcf\u4e00\u4f4d\u90fd\u662f\u6570\u503c\u4f4d\u00a0<\/p>\n

\u6574\u6570\u5728\u5185\u5b58\u4e2d\u662f\u4ee5\u8865\u7801\u7684\u5f62\u5f0f\u5b58\u50a8\u7684，\u6574\u6570\u5728\u53c2\u4e0e\u4f4d\u8fd0\u7b97\u65f6，\u4e5f\u662f\u4f7f\u7528\u5185\u5b58\u4e2d\u7684\u8865\u7801\u8fdb\u884c\u8ba1\u7b97\u7684，\u8ba1\u7b97\u7684\u7ed3\u679c\u4e5f\u662f\u8865\u7801，\u9700\u8981\u8f6c\u6362\u6210\u539f\u7801\u624d\u662f\u771f\u5b9e\u503c<\/p>\n

<< \u5de6\u79fb\u64cd\u4f5c\u7b26\u00a0 \u00a0>> \u53f3\u79fb\u64cd\u4f5c\u7b26\u00a0\u00a0& \u6309\u4f4d\u4e0e\u64cd\u4f5c\u7b26\u00a0 | \u6309\u4f4d\u6216\u64cd\u4f5c\u7b26 ^ \u6309\u4f4d\u5f02\u6216\u64cd\u4f5c\u7b26 ~ \u6309\u4f4d\u53d6\u53cd\u64cd\u4f5c\u7b26<\/p>\n

\u79fb\u4f4d\u64cd\u4f5c\u7b26，\u79fb\u52a8\u7684\u662f\u5b58\u50a8\u5728\u5185\u5b58\u4e2d\u7684\u8865\u7801\u7684\u4e8c\u8fdb\u5236\u5e8f\u5217<\/p>\n

\u79fb\u4f4d\u89c4\u5219：<< \u8868\u793a\u5de6\u8fb9\u629b\u5f03，\u53f3\u8fb9\u88650<\/p>\n

\u00a0\u00a0 int num = 10;
\n\u00a0\u00a0 \u00a0int n = num;
\n\u00a0\u00a0 \u00a0num = num << 1;\u00a0
\n\u00a0\u00a0 \u00a0cout << "n = " << n << endl;
\n\u00a0\u00a0 \u00a000000000 000000000 00000000 00001010
\n\u00a0\u00a0 \u00a0cout << "num = " << num << endl;
\n\u00a0\u00a0 \u00a000000000 000000000 00000000 00010100\u00a0 \u79fb\u4f4d\u540enum\u662f\u4e0d\u4f1a\u53d8\u7684，n\u4f1a\u53d8<\/p>\n

num = num << 1;\u00a0 \u8868\u793anum\u5411\u5de6\u79fb\u52a81\u4f4d\u540e\u8d4b\u503c\u7ed9num<\/p>\n

\u5de6\u79fb\u4e00\u4f4d\u6709 \u4e582 \u7684\u6548\u679c（\u4e00\u822c\u9488\u5bf9\u7684\u662f\u6574\u6570 \u548c \u65e0\u7b26\u53f7\u7684\u6570）<\/p>\n

>> \u53f3\u79fb \u5206\u4e3a\u4e2d\u60c5\u51b5\u00a0 \u903b\u8f91\u53f3\u79fb \u548c \u7b97\u6570\u53f3\u79fb \u91c7\u7528\u54ea\u79cd\u65b9\u5f0f\u53d6\u51b3\u4e8e\u7f16\u8bd1\u5668，\u5927\u90e8\u5206\u91c7\u7528\u7b97\u6570\u53f3\u79fb<\/p>\n

\u903b\u8f91\u53f3\u79fb：\u5de6\u8fb9\u75280\u8865\u5145，\u53f3\u8fb9\u4e22\u5f03<\/p>\n

\u7b97\u6570\u53f3\u79fb：\u5de6\u8fb9\u7528\u539f\u8be5\u503c\u7684\u7b26\u53f7\u4f4d\u586b\u5145，\u53f3\u8fb9\u4e22\u5f03<\/p>\n

\u5bf9\u4e8e\u6b63\u6570\u5411\u53f3\u79fb1\u4f4d\u6709\u96642\u7684\u6548\u679c<\/p>\n

\u5bf9\u4e8e\u79fb\u4f4d\u7f6e\u6765\u8bf4，\u4e0d\u8981\u79fb\u52a8\u8d1f\u6570\u4f4d<\/p>\n

& \u6309\u4f4d\u4e0e \u6307\u7684\u662f\u4e8c\u8fdb\u5236\u7684\u5f62\u5f0f \u5e76\u4e14\u662f\u8865\u7801\u7684\u5f62\u5f0f<\/p>\n

& \u6309\u4f4d\u4e0e \u89c4\u5219：\u5bf92\u4e2a\u6570\u7684\u5bf9\u5e942\u8fdb\u5236\u4f4d\u8fdb\u884c\u4e0e\u8fd0\u7b97，\u53ea\u6709\u5bf9\u5e94\u7684\u4e24\u4e2a2\u8fdb\u5236\u4f4d\u90fd\u4e3a1\u65f6，\u7ed3\u679c\u624d\u4e3a1（\u540c\u65f6\u4e3a1\u624d\u4e3a1，\u53ea\u8981\u67090\u5c31\u4e3a0）<\/p>\n

| \u6309\u4f4d\u6216\u00a0 \u5bf9\u5e94\u76842\u8fdb\u5236\u4f4d\u8fdb\u884c\u6216\u7684\u8ba1\u7b97（\u53ea\u8981\u67091\u5c31\u662f1，\u540c\u65f6\u4e3a0\u624d\u4e3a0）<\/p>\n

^ \u6309\u4f4d\u5f02\u6216 \u5bf9\u5e94\u76842\u8fdb\u5236\u4f4d\u8fdb\u884c\u6216\u7684\u8ba1\u7b97（\u76f8\u540c\u4e3a0，\u76f8\u5f02\u4e3a1）<\/p>\n

~ \u6309\u4f4d\u53d6\u53cd 2\u8fdb\u52360\u53d81，1\u53d80<\/p>\n

\u5076\u6570\u76842\u8fdb\u5236\u6700\u4f4e\u4f4d\u90fd\u662f0，\u5947\u6570\u7684\u6700\u4f4e\u4e3a\u4f4d1<\/p>\n

\u00a0 \u00a0 (x & 1) == 0\u00a0 \u8bf4\u660e x \u662f \u5076\u6570
\n\u00a0\u00a0 \u00a0(x & 1) == 1\u00a0 \u8bf4\u660e x \u662f \u5947\u6570<\/p>\n

\u4fdd\u75592\u8fdb\u5236\u4f4d\u4e2d\u7684\u6307\u5b9a\u4f4d：\u8fd9\u4e2a\u65f6\u5019\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u503cm，\u4f7fm\u76842\u8fdb\u5236\u4e2d\u5bf9\u5e94\u51fa\u7684\u4f4d\u7f6e\u4e3a1，\u5176\u4ed6\u4f4d\u4e3a0，\u7136\u540e\u4f7f\u8fd9\u4e24\u4e2a\u6570\u6309\u4f4d\u4e0e\u5373\u53ef\u3002\u5982\u679c\u8981\u4fdd\u7559\u540e\u9762\u51e0\u4f4d，\u5982\u679c\u662f4\u4f4d\u7684\u8bdd，\u5c31\u5c06m\u7684\u540e\u97624\u4f4d\u8bbe\u7f6e\u4e3a1 \u5176\u4ed6\u4f4d\u8bbe\u7f6e\u4e3a0，\u518d\u4e0e2\u8fdb\u5236\u4e2d\u7684\u6570\u8fdb\u884c \u6309\u4f4d\u4e0e \u8fd0\u7b97<\/p>\n

\u83b7\u53d62\u8fdb\u5236\u4e2d\u7684\u6307\u5b9a\u4f4d：\u5f53\u6211\u4eec\u8981\u83b7\u53d6\u4e00\u4e2a\u6574\u6570x\u76842\u8fdb\u5236\u4e2d\u7684\u7b2ci\u4f4d（\u4ece\u4f4e\u5230\u9ad8，\u4ee5\u6700\u4f4e\u4e3a\u4e3a\u7b2c0\u4f4d）\u662f1\u8fd8\u662f0\u7684\u65f6\u5019，\u5bf9x\u8fdb\u884c\u8fd9\u6837\u7684\u8ba1\u7b97（x >> i）&1，\u5982\u679c\u7ed3\u679c\u662f0，\u8868\u793a\u7b2ci\u4f4d\u662f0，\u5982\u679c\u662f1，\u5c31\u8868\u793a\u7b2ci\u4f4d\u662f1<\/p>\n

\u5c06\u6307\u5b9a2\u8fdb\u5236\u4f4d\u8bbe\u7f6e\u4e3a1，\u5176\u4f59\u4f4d\u4fdd\u7559\u539f\u503c：\u4f7f\u7528\u6570m，\u4f7fm\u76842\u8fdb\u5236\u4e0a\u5bf9\u5e94\u4f4d\u7f6e\u4e3a1，\u5176\u4f59\u4f4d\u7f6e\u4e3a0，\u7136\u540e\u4f7f2\u4e2a\u6570\u8fdb\u884c\u6309\u4f4d\u6216\u8fd0\u7b97（x | m），\u5373\u53ef\u5f97\u5230\u60f3\u8981\u7684\u6570<\/p>\n

\u5c06\u6307\u5b9a2\u8fdb\u5236\u4f4d\u8bbe\u7f6e\u4f4d0：x & ~（1 << i）<\/p>\n

\u53cd\u8f6c\u6307\u5b9a2\u8fdb\u5236\u4f4d：x ^ m,\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u6570m，\u4f7f\u5f97m\u76842\u8fdb\u5236\u4e2d\u7b2ci\u4f4d\u4e3a1，\u5176\u4f59\u4f4d\u4e3a0，\u7136\u540e\u8fdb\u884c\u5f02\u6216\u8fd0\u7b97<\/p>\n

\u5c062\u8fdb\u5236\u4e2d\u6700\u53f3\u8fb9\u76841\u53d8\u4e3a0：x\u00a0 &（x – 1）\u00a0 \u8fd9\u79cd\u8fd0\u7b97\u901a\u5e38\u8fd0\u7528\u5230\u4e00\u4e2a2\u8fdb\u5236\u5e8f\u5217\u4e2d\u6709\u51e0\u4e2a1\u3002\u00a0 \u00a0 \u00a0 \u00a0 \u5982\u679c\u5c06 x = x & （x – 1）\u7684\u5230\u7684\u503c\u518d\u8d4b\u7ed9 x，\u5176\u5b9ex\u76842\u8fdb\u5236\u5e8f\u5217\u4e2d\u76841\u5c31\u4f1a\u5c111\u4e2a，\u8fdb\u884c\u4e00\u6b21\u5c11\u4e00\u4e2a，\u8fdb\u884c\u591a\u6b21\u76f4\u5230x\u4e2d\u76841\u5b8c\u5168\u6ca1\u6709\u540e，\u5c31\u53ef\u4ee5\u5f97\u5230x\u4e2d\u6709\u51e0\u4e2a1<\/p>\n

\u53ea\u8981\u662f2\u7684\u51e0\u6b21\u65b9\u7684\u6570，\u5b83\u76842\u8fdb\u5236\u5e8f\u5217\u4e2d\u53ea\u6709\u4e00\u4e2a1，\u53ef\u4ee5\u7528\u5224\u65ad\u5e8f\u5217\u4e2d\u6709\u51e0\u4e2a1 \u6765\u5224\u65ad \u8fd9\u4e2a\u6570\u662f\u5426\u662f2\u7684\u6b21\u65b9\u6570，\u7528\u516c\u5f0f x\u00a0 &（x – 1）\u8868\u8fbe\u5f0f\u7684\u7ed3\u679c\u662f0\u5c31\u662f<\/p>\n

\u53ea\u4fdd\u75592\u8fdb\u5236\u4e2d\u6700\u53f3\u8fb9\u76841：x & -x \u5c31\u53ef\u4ee5\u5f97\u5230\u00a0 \u5c31\u662fx\u4e0e -x\u4e8c\u8fdb\u5236\u4e2d\u7684\u8865\u7801 \u8fdb\u884c\u6309\u4f4d\u4e0e \u8fd0\u7b97\u5373\u53ef\u3002\u7531\u4e8e\u53ea\u8981\u662f2\u7684\u51e0\u6b21\u65b9\u7684\u6570，\u5b83\u76842\u8fdb\u5236\u5e8f\u5217\u4e2d\u53ea\u6709\u4e00\u4e2a1，\u90a3\u4e48（x & （-x）） == x\u00a0 \u65f6 x \u4e0e -x \u76f8\u7b49\u65f6\u4e5f\u80fd\u5224\u65ad\u8fd9\u4e2a\u6570\u662f\u5426\u4e3a2\u7684\u6b21\u65b9\u6570<\/p>\n

\u5f02\u6216\u7684\u5de7\u7528： x ^ x = 0 \u4e24\u4e2a\u76f8\u540c\u7684\u6570\u5b57\u5f02\u6216\u7ed3\u679c\u662f0，\u00a0 0 ^ x = x\u00a0 \u00a0 0\u548cx\u5f02\u6216\u8fd8\u662fx， a ^ b ^ a == a ^ a ^ b \u5f02\u6216\u662f\u652f\u6301\u4ea4\u6362\u5f8b\u7684<\/p>\n

\u4f7f\u7528\u5f02\u6216\u4ea4\u6362\u4e24\u4e2a\u6574\u6570\u7684\u503c<\/p>\n

num \u6570\u7ec4\u4e2d\u63d0\u4f9b\u4e86\u6570\u636e\u00a0
\nnumsize \u5c31\u8868\u793a\u6570\u7ec4\u7684\u5143\u7d20\u4e2a\u6570\u00a0<\/p>\n

\u64cd\u4f5c\u7b26\u7684\u5c5e\u6027：\u4f18\u5148\u7ea7\u3001\u7ed3\u5408\u6027，\u8fd9\u4e24\u4e2a\u5c5e\u6027\u51b3\u5b9a\u4e86\u8868\u8fbe\u5f0f\u6c42\u503c\u7684\u8ba1\u7b97\u987a\u5e8f<\/p>\n

\u4f18\u5148\u7ea7：\u5982\u679c\u4e00\u4e2a\u8868\u8fbe\u5f0f\u4e2d\u5305\u542b\u591a\u4e2a\u8fd0\u7b97\u7b26，\u90a3\u4e2a\u8fd0\u7b97\u7b26\u5e94\u8be5\u4f18\u5148\u6267\u884c\u3002\u5404\u79cd\u8fd0\u7b97\u7b26\u7684\u4f18\u5148\u7ea7\u662f\u4e0d\u4e00\u6837\u7684\u3002 \u6ce8\u610f：\u76f8\u90bb\u7684\u64cd\u4f5c\u7b26\u624d\u533a\u522b\u4f18\u5148\u7ea7\u00a0 \u00a0\u4f18\u5148\u7ea7\u9ad8\u7684\u5148\u7b97\u3002<\/p>\n

\u4f18\u5148\u7ea7\u7531\u9ad8\u5230\u4f4e\u4e3a：<\/p>\n

++\u00a0 —\u00a0 \u00a0 \u540e\u7f6e\u6bd4\u524d\u7f6e\u4f18\u5148\u7ea7\u9ad8\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u7ed3\u5408\u6027：\u4ece\u5de6\u5230\u53f3<\/p>\n

（）<\/p>\n

[ ]<\/p>\n

.<\/p>\n

\u00a0->\u00a0<\/p>\n

(type){list}\u00a0<\/span><\/p>\n

++\u00a0 —\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u7ed3\u5408\u6027：\u4ece\u53f3\u5230\u5de6<\/span><\/p>\n

!\u00a0 \u00a0~\u00a0<\/p>\n

(type)\u00a0<\/p>\n

*\u00a0 \u89e3\u5f15\u7528<\/p>\n

&\u00a0 \u00a0\u53d6\u5730\u5740<\/p>\n

sizeof\u00a0<\/p>\n

_Alignof\u00a0<\/p>\n

* \u4e58\u00a0\/\u00a0 %\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0 \u00a0 \u7ed3\u5408\u6027：\u4ece\u5de6\u5230\u53f3<\/p>\n

+ –\u00a0<\/p>\n

<<\u00a0 \u00a0 >><\/p>\n

<\u00a0 <=<\/p>\n

>\u00a0 >=<\/p>\n

==\u00a0 !=<\/p>\n

&\u00a0 \u00a0\u6309\u4f4d\u4e0e<\/p>\n

^\u00a0 \u00a0<\/p>\n

|<\/p>\n

&&<\/p>\n

||<\/p>\n

? :\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0\u00a0\u7ed3\u5408\u6027：\u4ece\u53f3\u5230\u5de6<\/p>\n

=\u00a0 +=\u00a0 -=\u00a0 *=\u00a0 \/=\u00a0 \u00a0%=\u00a0 <<=\u00a0 >>=\u00a0 &=\u00a0 ^=\u00a0 |=\u00a0 \u00a0 \u00a0 \u00a0\u00a0<\/p>\n

，\u00a0 \u9017\u53f7\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u7ed3\u5408\u6027：\u4ece\u5de6\u5230\u53f3<\/p>\n

\u7ed3\u5408\u6027：\u5f53\u76f8\u90bb\u7684\u64cd\u4f5c\u7b26\u7684\u4f18\u5148\u7ea7\u4e00\u6837\u7684\u65f6\u5019，\u7ed3\u5408\u6027\u8bf4\u4e86\u7b97<\/p>\n

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