{"id":416,"date":"2021-05-31T17:14:47","date_gmt":"2021-05-31T09:14:47","guid":{"rendered":"https:\/\/wp.dj47.top\/?p=416"},"modified":"2021-10-20T16:11:03","modified_gmt":"2021-10-20T08:11:03","slug":"js-%e5%b0%8f%e6%95%b0%e5%8a%a0%e5%87%8f%e4%b9%98%e9%99%a4%e9%98%b2%e6%ad%a2%e7%b2%be%e5%ba%a6%e6%8d%9f%e5%a4%b1","status":"publish","type":"post","link":"https:\/\/www.djlog.cn\/?p=416","title":{"rendered":"JS \u5c0f\u6570\u52a0\u51cf\u4e58\u9664(\u9632\u6b62\u7cbe\u5ea6\u635f\u5931)"},"content":{"rendered":"<pre class=\"language-javascript\"><code>\/** \r\n  * \u52a0\u6cd5\u8fd0\u7b97\uff0c\u907f\u514d\u6570\u636e\u76f8\u52a0\u5c0f\u6570\u70b9\u540e\u4ea7\u751f\u591a\u4f4d\u6570\u548c\u8ba1\u7b97\u7cbe\u5ea6\u635f\u5931\u3002\r\n  *\r\n  * @param num1\u52a0\u65701 | num2\u52a0\u65702\r\n  *\/\r\n \r\n function numAdd(num1, num2) {\r\n   var baseNum, baseNum1, baseNum2;\r\n   try {\r\n       baseNum1 = num1.toString().split(\".\")[1].length;\r\n   } catch (e) {\r\n       baseNum1 = 0;\r\n   }\r\n   try {\r\n       baseNum2 = num2.toString().split(\".\")[1].length;\r\n   } catch (e) {\r\n       baseNum2 = 0;\r\n   }\r\n   baseNum = Math.pow(10, Math.max(baseNum1, baseNum2));\r\n   return (num1 * baseNum + num2 * baseNum) \/ baseNum;\r\n }\r\n \r\n \/** \r\n  * \u52a0\u6cd5\u8fd0\u7b97\uff0c\u907f\u514d\u6570\u636e\u76f8\u51cf\u5c0f\u6570\u70b9\u540e\u4ea7\u751f\u591a\u4f4d\u6570\u548c\u8ba1\u7b97\u7cbe\u5ea6\u635f\u5931\u3002\r\n  *\r\n  * @param num1\u88ab\u51cf\u6570 | num2\u51cf\u6570\r\n  *\/\r\n function numSub(num1, num2) {\r\n   var baseNum, baseNum1, baseNum2;\r\n   var precision; \/\/ \u7cbe\u5ea6 \r\n   try {\r\n       baseNum1 = num1.toString().split(\".\")[1].length;\r\n   } catch (e) {\r\n       baseNum1 = 0;\r\n   }\r\n   try {\r\n       baseNum2 = num2.toString().split(\".\")[1].length;\r\n   } catch (e) {\r\n       baseNum2 = 0;\r\n   }\r\n   baseNum = Math.pow(10, Math.max(baseNum1, baseNum2));\r\n   precision = (baseNum1 &gt;= baseNum2) ? baseNum1 : baseNum2;\r\n   return ((num1 * baseNum - num2 * baseNum) \/ baseNum).toFixed(precision);\r\n }\r\n \r\n \/** \r\n  * \u4e58\u6cd5\u8fd0\u7b97\uff0c\u907f\u514d\u6570\u636e\u76f8\u4e58\u5c0f\u6570\u70b9\u540e\u4ea7\u751f\u591a\u4f4d\u6570\u548c\u8ba1\u7b97\u7cbe\u5ea6\u635f\u5931\u3002\r\n  *\r\n  * @param num1\u88ab\u4e58\u6570 | num2\u4e58\u6570\r\n  *\/\r\n function numMulti(num1, num2) {\r\n   var baseNum = 0;\r\n   try {\r\n       baseNum += num1.toString().split(\".\")[1].length;\r\n   } catch (e) {}\r\n   try {\r\n       baseNum += num2.toString().split(\".\")[1].length;\r\n   } catch (e) {}\r\n   return Number(num1.toString().replace(\".\", \"\")) * Number(num2.toString().replace(\".\", \"\")) \/ Math.pow(10, baseNum);\r\n }\r\n \r\n \/** \r\n  * \u9664\u6cd5\u8fd0\u7b97\uff0c\u907f\u514d\u6570\u636e\u76f8\u9664\u5c0f\u6570\u70b9\u540e\u4ea7\u751f\u591a\u4f4d\u6570\u548c\u8ba1\u7b97\u7cbe\u5ea6\u635f\u5931\u3002\r\n  *\r\n  * @param num1\u88ab\u9664\u6570 | num2\u9664\u6570\r\n  *\/\r\n function numDiv(num1, num2) {\r\n   var baseNum1 = 0,\r\n       baseNum2 = 0;\r\n   var baseNum3, baseNum4;\r\n   try {\r\n       baseNum1 = num1.toString().split(\".\")[1].length;\r\n   } catch (e) {\r\n       baseNum1 = 0;\r\n   }\r\n   try {\r\n       baseNum2 = num2.toString().split(\".\")[1].length;\r\n   } catch (e) {\r\n       baseNum2 = 0;\r\n   }\r\n   with(Math) {\r\n       baseNum3 = Number(num1.toString().replace(\".\", \"\"));\r\n       baseNum4 = Number(num2.toString().replace(\".\", \"\"));\r\n       return (baseNum3 \/ baseNum4) * pow(10, baseNum2 - baseNum1);\r\n   }\r\n }<\/code><\/pre>\n<p><span style=\"box-sizing: border-box; font-size: 14px; color: #4d4d4d; font-family: -apple-system, 'SF UI Text', Arial, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'WenQuanYi Micro Hei', sans-serif; font-variant-ligatures: common-ligatures; background-color: #ffffff;\">\u8f6c\u81ea:<\/span><a style=\"box-sizing: border-box; background-color: #ffffff; color: #6795b5; text-decoration-line: none; font-size: 14px; outline: none; margin: 0px; padding: 0px; cursor: pointer; overflow-wrap: break-word; font-family: -apple-system, 'SF UI Text', Arial, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'WenQuanYi Micro Hei', sans-serif; font-variant-ligatures: common-ligatures;\" href=\"https:\/\/blog.csdn.net\/qq_41330414\/article\/details\/80949817\">https:\/\/blog.csdn.net\/qq_41330414\/article\/details\/80949817<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\/** * \u52a0\u6cd5\u8fd0\u7b97\uff0c\u907f\u514d\u6570\u636e\u76f8\u52a0\u5c0f\u6570\u70b9\u540e\u4ea7\u751f\u591a\u4f4d\u6570\u548c\u8ba1\u7b97\u7cbe\u5ea6\u635f\u5931\u3002 * * @param num1\u52a0\u65701 | [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[6],"tags":[22],"class_list":["post-416","post","type-post","status-publish","format-standard","hentry","category-6","tag-js"],"_links":{"self":[{"href":"https:\/\/www.djlog.cn\/index.php?rest_route=\/wp\/v2\/posts\/416","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.djlog.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.djlog.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.djlog.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.djlog.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=416"}],"version-history":[{"count":0,"href":"https:\/\/www.djlog.cn\/index.php?rest_route=\/wp\/v2\/posts\/416\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.djlog.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=416"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.djlog.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=416"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.djlog.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=416"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}