{"id":1559,"date":"2023-04-28T10:13:23","date_gmt":"2023-04-28T02:13:23","guid":{"rendered":"https:\/\/blog.iotot.com\/?p=1559"},"modified":"2023-04-28T10:13:23","modified_gmt":"2023-04-28T02:13:23","slug":"c%e8%af%ad%e8%a8%80-%e6%8b%86%e5%88%86float-%e6%95%b0%e6%8d%ae%e4%b8%ba4%e4%b8%aa%e5%ad%97%e8%8a%82%e6%95%b0%e6%8d%ae","status":"publish","type":"post","link":"https:\/\/blog.iotot.com\/?p=1559","title":{"rendered":"C\u8bed\u8a00 \u62c6\u5206float \u6570\u636e\u4e3a4\u4e2a\u5b57\u8282\u6570\u636e"},"content":{"rendered":"<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">#include &lt;stdio.h&gt;\r\n\r\nunion FloatToByte {\r\n\r\n    float f;\r\n\r\n    unsigned char b[4];\r\n\r\n};\r\n\r\nint main() {\r\n\r\n    union FloatToByte fb;\r\n\r\n    fb.f = 3.14;\r\n\r\n    printf(\"float: %f\\n\", fb.f);\r\n\r\n    printf(\"byte0: %u\\n\", fb.b[0]);\r\n\r\n    printf(\"byte1: %u\\n\", fb.b[1]);\r\n\r\n    printf(\"byte2: %u\\n\", fb.b[2]);\r\n\r\n    printf(\"byte3: %u\\n\", fb.b[3]);\r\n\r\n    return 0;\r\n\r\n}\r\n\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>#include &lt;stdio.h&gt; union FloatToByte { float f; u [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.iotot.com\/index.php?rest_route=\/wp\/v2\/posts\/1559"}],"collection":[{"href":"https:\/\/blog.iotot.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.iotot.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.iotot.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.iotot.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1559"}],"version-history":[{"count":1,"href":"https:\/\/blog.iotot.com\/index.php?rest_route=\/wp\/v2\/posts\/1559\/revisions"}],"predecessor-version":[{"id":1560,"href":"https:\/\/blog.iotot.com\/index.php?rest_route=\/wp\/v2\/posts\/1559\/revisions\/1560"}],"wp:attachment":[{"href":"https:\/\/blog.iotot.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1559"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.iotot.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1559"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.iotot.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1559"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}