概述

{"value":"\u672c\u8282\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u591a\u79cd\u8d44\u6e90\u4e0b\u8f7d\u573a\u666f\u548c\u76f8\u5173\u8bbe\u7f6e\u3002\n\n\u8d44\u6e90\u7684\u4e0b\u8f7d\u91c7\u7528`HTTP GET`\u65b9\u5f0f\uff08\u8be6\u89c1[RFC2616 \u6807\u51c6](http:\/\/www.w3.org\/Protocols\/rfc2616\/rfc2616-sec14.html.md#sec14.35)\uff09\u3002\u4e0b\u8f7d\u8fc7\u7a0b\u6240\u9700\u7684\u53c2\u6570\u4f5c\u4e3aURL\u53c2\u6570\uff1a\n\n```\nhttp:\/\/<domain>\/<key>?<param1>=<value1>&<param2>=<value2>...\n```\n\n\u4e0b\u8f7d\u8fc7\u7a0b\u901a\u8fc7\u6807\u51c6\u7684`HTTP`\u5934\u90e8`Range`\u5b57\u6bb5\u652f\u6301\u5206\u7247\u4e0b\u8f7d\u3002\u7528\u6237\u53ef\u4ee5\u5728\u4e0b\u8f7d\u65f6\u8bbe\u5b9a\u8be5\u5b57\u6bb5\uff0c\u6307\u5b9a\u53ea\u4e0b\u8f7d\u8be5\u8d44\u6e90\u7684\u4e00\u90e8\u5206\u5185\u5bb9\uff1a\n\n```\nRange: bytes=<first-byte-pos>-<last-byte-pos>\n```\n\n\u652f\u6301`Range`\u5b57\u6bb5\u76f8\u5f53\u4e8e\u63d0\u4f9b\u4e86\u65ad\u70b9\u7eed\u4f20\u529f\u80fd\uff0c\u5bf9\u4e8e\u5927\u8d44\u6e90\u7684\u4e0b\u8f7d\u53ef\u4ee5\u63d0\u4f9b\u6bd4\u8f83\u597d\u7684\u7528\u6237\u4f53\u9a8c\uff0c\u4f8b\u5982\u6682\u505c\u4e0b\u8f7d\u3001\u7f51\u7edc\u4e2d\u65ad\u5e76\u6062\u590d\u540e\u7ee7\u7eed\u4e0b\u8f7d\u3002\n\n\u6211\u4eec\u7ecf\u5e38\u53ef\u4ee5\u770b\u5230\u79fb\u52a8\u5e94\u7528\u4e2d\u6709\u4e00\u4e2a\u8bbe\u7f6e\uff1a\u53ea\u5728WIFI\u8fde\u63a5\u65f6\u4e0b\u8f7d\u3002\u8fd9\u4e2a\u529f\u80fd\u5c31\u53ef\u4ee5\u901a\u8fc7\u8d44\u6e90\u4e0b\u8f7d\u5bf9`Range`\u5b57\u6bb5\u7684\u652f\u6301\u800c\u6bd4\u8f83\u5bb9\u6613\u7684\u5b9e\u73b0\u3002\u5ba2\u6237\u7aef\u901a\u8fc7\u5728\u7f51\u7edc\u8fde\u63a5\u5207\u6362\u65f6\u5224\u65ad\u5f53\u524d\u8fde\u63a5\u7c7b\u578b\u6765\u81ea\u52a8\u5224\u65ad\u662f\u5426\u5e94\u8be5\u6682\u505c\u4e0b\u8f7d\uff0c\u8fd9\u6837\u53ef\u4ee5\u907f\u514d\u56e0\u4e3a\u5927\u8d44\u6e90\u7684\u4e0b\u8f7d\u800c\u8017\u5c3d3G\u6d41\u91cf\uff08\u4f8b\u5982\u5b89\u88c5\u5305\u7684\u4e0b\u8f7d\uff09\u3002\n\n"}