{"id":852,"date":"2026-09-22T20:32:49","date_gmt":"2026-09-22T12:32:49","guid":{"rendered":"https:\/\/cookie-qwq.xyz\/?p=852"},"modified":"2026-09-22T20:32:50","modified_gmt":"2026-09-22T12:32:50","slug":"c%e8%af%ad%e8%a8%80%e7%bb%93%e6%9e%84%e4%bd%93-%e5%86%85%e5%ad%98%e5%af%b9%e9%bd%90","status":"publish","type":"post","link":"https:\/\/blog.cookie-qwq.xyz\/index.php\/2026\/09\/22\/c%e8%af%ad%e8%a8%80%e7%bb%93%e6%9e%84%e4%bd%93-%e5%86%85%e5%ad%98%e5%af%b9%e9%bd%90\/","title":{"rendered":"C\u8bed\u8a00\u7ed3\u6784\u4f53-\u5185\u5b58\u5bf9\u9f50"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">1\u3001\u5185\u5b58\u5bf9\u9f50<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u7ba1\u662f\u7ed3\u6784\u4f53\uff0c\u8fd8\u662f\u666e\u901a\u7684\u53d8\u91cf\u90fd\u5b58\u5728\u5185\u5b58\u5bf9\u9f50<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u89c4\u5219<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ea\u80fd\u653e\u5728\u81ea\u5df1\u7c7b\u578b\u6574\u6570\u500d\u7684\u5185\u5b58\u5730\u5740\u4e0a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u7b80\u5355\u7406\u89e3\u6210\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5185\u5b58\u5730\u5740 \/ \u5360\u7528\u5b57\u8282 = \u7ed3\u679c\u53ef\u4ee5\u6574\u9664<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">int\u5b58\u653e\u7684\u4f4d\u7f6e\uff1a\u5185\u5b58\u5730\u5740\u4e00\u5b9a\u80fd\u88ab4\u6574\u9664<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">long long\u5b58\u653e\u7684\u4f4d\u7f6e\uff1a\u5185\u5b58\u5730\u5740\u4e00\u5b9a\u80fd\u88ab8\u6574\u9664<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">double\u5b58\u653e\u7684\u4f4d\u7f6e\uff1a\u5185\u5b58\u4e00\u5b9a\u80fd\u88ab8\u6574\u9664<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u7ed3\u6784\u4f53\u7684\u5185\u5b58\u5bf9\u9f50<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ed3\u6784\u4f53\u5185\u5b58\u7684\u603b\u5927\u5c0f\uff0c\u662f\u6700\u5927\u6570\u636e\u7c7b\u578b\u7684\u6574\u6570\u500d\uff08\u7528\u6765\u786e\u5b9a\u6700\u540e\u4e00\u4e2a\u6570\u636e\u8865\u4f4d\u7684\u60c5\u51b5\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u5185\u5b58\u5bf9\u9f50\u7684\u65f6\u5019\uff0c\u4f1a\u8865\u4e0a\u7a7a\u767d\u5b57\u8282\uff0c\u5e76\u4e0d\u4f1a\u6539\u53d8\u539f\u672c\u6570\u636e\u7c7b\u578b\u7684\u5b57\u8282\u5927\u5c0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a\u5728char\u7c7b\u578b\u540e\u9762\u8865\u4e864\u4e2a\u6216\u8005\u591a\u4e2a\u7a7a\u767d\u5b57\u8282\uff0cchar\u7c7b\u578b\u672c\u8eab\u5728\u5185\u5b58\u4e2d\u5360\u7528\u7684\u7a7a\u95f4\u8fd8\u662f1\u4e2a\u5b57\u8282\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p 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src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-856\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u56fe\uff0c\u662f\u4e0a\u9762\u7ed3\u6784\u4f53\u5728\u5185\u5b58\u4e2d\u7684\u5360\u7528\u5b57\u8282\u60c5\u51b5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\u4e2a\u6570\u636e\u7c7b\u578b\u662fdouble\uff0c\u5b57\u8282\u6570\u4e3a8\uff0c0\u53ef\u4ee5\u662f\u4efb\u4f55\u6570\u7684\u500d\u6570\uff0c\u6240\u4ee5double\u7c7b\u578b\u4ece0\u7d22\u5f15\u5f00\u59cb\u5360\u7528\uff1b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">char\u7c7b\u578b\uff0c\u5b57\u8282\u6570\u4e3a1\uff0c\u4efb\u4f55\u6570\u90fd\u53ef\u4ee5\u662f1\u7684\u500d\u6570\uff0c\u6240\u4ee5\u5360\u7528\u7d22\u5f158\u7684\u5185\u5b58<\/p>\n\n\n\n<p 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class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/cookie-qwq.xyz\/wp-content\/uploads\/2026\/09\/image-456.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"483\" height=\"483\" data-original=\"https:\/\/cookie-qwq.xyz\/wp-content\/uploads\/2026\/09\/image-456.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-857\"  sizes=\"auto, (max-width: 483px) 100vw, 483px\" \/><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uff082\uff09\u7ec3\u4e602\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/cookie-qwq.xyz\/wp-content\/uploads\/2026\/09\/image-457.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"231\" height=\"282\" data-original=\"https:\/\/cookie-qwq.xyz\/wp-content\/uploads\/2026\/09\/image-457.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-858\"\/><\/div><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/cookie-qwq.xyz\/wp-content\/uploads\/2026\/09\/image-458-1024x101.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"101\" data-original=\"https:\/\/cookie-qwq.xyz\/wp-content\/uploads\/2026\/09\/image-458-1024x101.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-859\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u56fe\uff0c\u5982\u679c\u628a\u6570\u636e\u7c7b\u578b\u5c0f\u7684\u653e\u5230\u524d\u9762\uff0c\u4f1a\u8282\u7ea6\u5185\u5b58\u7a7a\u95f4\u3002<\/p>\n\n\n\n<figure 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