{"id":1104999,"date":"2025-01-08T16:26:46","date_gmt":"2025-01-08T08:26:46","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1104999.html"},"modified":"2025-01-08T16:26:49","modified_gmt":"2025-01-08T08:26:49","slug":"python%e4%b8%ad%e5%a6%82%e4%bd%95%e8%be%93%e5%85%a5%e7%99%be%e5%88%86%e6%af%94","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1104999.html","title":{"rendered":"python\u4e2d\u5982\u4f55\u8f93\u5165\u767e\u5206\u6bd4"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25070113\/3d98a260-ca30-4223-8f2f-cf583f723e13.webp\" alt=\"python\u4e2d\u5982\u4f55\u8f93\u5165\u767e\u5206\u6bd4\" \/><\/p>\n<p><p> <strong>\u5728Python\u4e2d\u8f93\u5165\u767e\u5206\u6bd4\u6709\u51e0\u79cd\u5e38\u89c1\u7684\u65b9\u6cd5\uff1a\u4f7f\u7528\u5b57\u7b26\u4e32\u8f93\u5165\u5e76\u8f6c\u6362\u4e3a\u6d6e\u70b9\u6570\u3001\u4f7f\u7528\u5c0f\u6570\u8f93\u5165\u5e76\u683c\u5f0f\u5316\u4e3a\u767e\u5206\u6bd4\u3001\u4f7f\u7528\u8f93\u5165\u51fd\u6570\u5e76\u8fdb\u884c\u8ba1\u7b97\u3002<\/strong> \u5176\u4e2d\u4e00\u79cd\u5e38\u89c1\u7684\u65b9\u6cd5\u662f\u8ba9\u7528\u6237\u4ee5\u5c0f\u6570\u5f62\u5f0f\u8f93\u5165\uff0c\u7136\u540e\u5c06\u5176\u8f6c\u6362\u4e3a\u767e\u5206\u6bd4\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e00\u70b9\u3002<\/p>\n<\/p>\n<p><p>\u5728Python\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528<code>input()<\/code>\u51fd\u6570\u6765\u83b7\u53d6\u7528\u6237\u8f93\u5165\u3002\u5047\u8bbe\u7528\u6237\u8f93\u5165\u7684\u662f\u4e00\u4e2a\u5c0f\u6570\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u7b80\u5355\u7684\u6570\u5b66\u8fd0\u7b97\u5c06\u5176\u8f6c\u6362\u4e3a\u767e\u5206\u6bd4\u3002\u4f8b\u5982\uff0c\u5982\u679c\u7528\u6237\u8f93\u5165\u7684\u662f<code>0.75<\/code>\uff0c\u53ef\u4ee5\u5c06\u5176\u4e58\u4ee5100\u5f97\u5230\u767e\u5206\u6bd4<code>75%<\/code>\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u5177\u4f53\u7684\u4f8b\u5b50\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">user_input = input(&quot;\u8bf7\u8f93\u5165\u4e00\u4e2a\u5c0f\u6570\uff0c\u4f8b\u5982 0.75 \u8868\u793a 75%: &quot;)<\/p>\n<p>decimal_value = float(user_input)<\/p>\n<p>percentage_value = decimal_value * 100<\/p>\n<p>print(f&quot;\u8f93\u5165\u7684\u767e\u5206\u6bd4\u662f: {percentage_value:.2f}%&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u7528\u6237\u8f93\u5165\u4e00\u4e2a\u5c0f\u6570\uff0c\u7a0b\u5e8f\u5c06\u5176\u8f6c\u6362\u4e3a\u6d6e\u70b9\u6570\uff0c\u7136\u540e\u4e58\u4ee5100\u5f97\u5230\u767e\u5206\u6bd4\uff0c\u5e76\u4ee5\u4fdd\u7559\u4e24\u4f4d\u5c0f\u6570\u7684\u683c\u5f0f\u8f93\u51fa\u7ed3\u679c\u3002<\/p>\n<\/p>\n<p><h3>\u4e00\u3001\u901a\u8fc7\u5b57\u7b26\u4e32\u8f93\u5165\u5e76\u8f6c\u6362\u4e3a\u6d6e\u70b9\u6570<\/h3>\n<\/p>\n<p><p>\u7528\u6237\u53ef\u4ee5\u76f4\u63a5\u8f93\u5165\u4e00\u4e2a\u767e\u5206\u6bd4\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u901a\u8fc7\u8f6c\u6362\u548c\u5904\u7406\u5f97\u5230\u76f8\u5e94\u7684\u6d6e\u70b9\u6570\u8868\u793a\u3002\u8fd9\u79cd\u65b9\u6cd5\u76f4\u89c2\u4e14\u6613\u4e8e\u7406\u89e3\u3002<\/p>\n<\/p>\n<p><h4>\u793a\u4f8b\u4ee3\u7801\uff1a<\/h4>\n<\/p>\n<p><pre><code class=\"language-python\">user_input = input(&quot;\u8bf7\u8f93\u5165\u4e00\u4e2a\u767e\u5206\u6bd4\uff0c\u4f8b\u5982 75%: &quot;)<\/p>\n<p>if user_input.endswith(&#39;%&#39;):<\/p>\n<p>    user_input = user_input[:-1]  # \u53bb\u6389\u767e\u5206\u53f7<\/p>\n<p>percentage_value = float(user_input) \/ 100<\/p>\n<p>print(f&quot;\u8f93\u5165\u7684\u503c\u8f6c\u6362\u4e3a\u5c0f\u6570\u662f: {percentage_value}&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0c\u7528\u6237\u8f93\u5165\u4e00\u4e2a\u767e\u5206\u6bd4\u5b57\u7b26\u4e32\uff0c\u5982 <code>75%<\/code>\u3002\u9996\u5148\uff0c\u7a0b\u5e8f\u68c0\u67e5\u8f93\u5165\u662f\u5426\u4ee5\u767e\u5206\u53f7\u7ed3\u5c3e\uff0c\u5982\u679c\u662f\uff0c\u5219\u53bb\u6389\u767e\u5206\u53f7\u3002\u7136\u540e\u5c06\u5269\u4f59\u7684\u90e8\u5206\u8f6c\u6362\u4e3a\u6d6e\u70b9\u6570\uff0c\u6700\u540e\u5c06\u5176\u9664\u4ee5100\u5f97\u5230\u5c0f\u6570\u5f62\u5f0f\u7684\u8868\u793a\u3002<\/p>\n<\/p>\n<p><h3>\u4e8c\u3001\u901a\u8fc7\u5c0f\u6570\u8f93\u5165\u5e76\u683c\u5f0f\u5316\u4e3a\u767e\u5206\u6bd4<\/h3>\n<\/p>\n<p><p>\u53e6\u4e00\u79cd\u65b9\u6cd5\u662f\u7528\u6237\u8f93\u5165\u4e00\u4e2a\u5c0f\u6570\uff0c\u7136\u540e\u683c\u5f0f\u5316\u8f93\u51fa\u4e3a\u767e\u5206\u6bd4\u3002\u8fd9\u5bf9\u4e8e\u7a0b\u5e8f\u8f93\u51fa\u7ed3\u679c\u65f6\u975e\u5e38\u6709\u7528\u3002<\/p>\n<\/p>\n<p><h4>\u793a\u4f8b\u4ee3\u7801\uff1a<\/h4>\n<\/p>\n<p><pre><code class=\"language-python\">user_input = input(&quot;\u8bf7\u8f93\u5165\u4e00\u4e2a\u5c0f\u6570\uff0c\u4f8b\u5982 0.75: &quot;)<\/p>\n<p>decimal_value = float(user_input)<\/p>\n<p>percentage_value = decimal_value * 100<\/p>\n<p>print(f&quot;\u8f93\u5165\u7684\u5c0f\u6570\u8f6c\u6362\u4e3a\u767e\u5206\u6bd4\u662f: {percentage_value:.2f}%&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0c\u7528\u6237\u8f93\u5165\u4e00\u4e2a\u5c0f\u6570\uff0c\u5982 <code>0.75<\/code>\u3002\u7a0b\u5e8f\u5c06\u5176\u8f6c\u6362\u4e3a\u6d6e\u70b9\u6570\uff0c\u7136\u540e\u4e58\u4ee5100\u5f97\u5230\u767e\u5206\u6bd4\uff0c\u6700\u540e\u4ee5\u4fdd\u7559\u4e24\u4f4d\u5c0f\u6570\u7684\u683c\u5f0f\u8f93\u51fa\u7ed3\u679c\u3002<\/p>\n<\/p>\n<p><h3>\u4e09\u3001\u901a\u8fc7\u8f93\u5165\u51fd\u6570\u5e76\u8fdb\u884c\u8ba1\u7b97<\/h3>\n<\/p>\n<p><p>\u7528\u6237\u53ef\u4ee5\u8f93\u5165\u4e00\u4e2a\u503c\uff0c\u7136\u540e\u901a\u8fc7\u8ba1\u7b97\u5c06\u5176\u8f6c\u6362\u4e3a\u767e\u5206\u6bd4\u3002\u4f8b\u5982\uff0c\u7528\u6237\u8f93\u5165 <code>75<\/code>\uff0c\u7a0b\u5e8f\u53ef\u4ee5\u5c06\u5176\u9664\u4ee5100\u5f97\u5230\u5c0f\u6570\u5f62\u5f0f\u8868\u793a\u3002<\/p>\n<\/p>\n<p><h4>\u793a\u4f8b\u4ee3\u7801\uff1a<\/h4>\n<\/p>\n<p><pre><code class=\"language-python\">user_input = input(&quot;\u8bf7\u8f93\u5165\u4e00\u4e2a\u767e\u5206\u6bd4\u503c\uff0c\u4f8b\u5982 75: &quot;)<\/p>\n<p>percentage_value = float(user_input) \/ 100<\/p>\n<p>print(f&quot;\u8f93\u5165\u7684\u767e\u5206\u6bd4\u503c\u8f6c\u6362\u4e3a\u5c0f\u6570\u662f: {percentage_value}&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0c\u7528\u6237\u8f93\u5165\u4e00\u4e2a\u767e\u5206\u6bd4\u503c\uff0c\u5982 <code>75<\/code>\u3002\u7a0b\u5e8f\u5c06\u5176\u8f6c\u6362\u4e3a\u6d6e\u70b9\u6570\uff0c\u7136\u540e\u9664\u4ee5100\u5f97\u5230\u5c0f\u6570\u5f62\u5f0f\u7684\u8868\u793a\u3002<\/p>\n<\/p>\n<p><h3>\u56db\u3001\u4f7f\u7528Python\u5185\u7f6e\u5e93\u8fdb\u884c\u767e\u5206\u6bd4\u683c\u5f0f\u5316<\/h3>\n<\/p>\n<p><p>Python\u63d0\u4f9b\u4e86\u591a\u79cd\u5185\u7f6e\u5e93\u548c\u51fd\u6570\uff0c\u53ef\u4ee5\u7b80\u5316\u767e\u5206\u6bd4\u7684\u5904\u7406\u548c\u683c\u5f0f\u5316\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 <code>format<\/code> \u51fd\u6570\u6216 <code>f-string<\/code> \u6765\u683c\u5f0f\u5316\u8f93\u51fa\u3002<\/p>\n<\/p>\n<p><h4>\u793a\u4f8b\u4ee3\u7801\uff1a<\/h4>\n<\/p>\n<p><pre><code class=\"language-python\">decimal_value = 0.75<\/p>\n<p>formatted_percentage = &quot;{:.2%}&quot;.format(decimal_value)<\/p>\n<p>print(f&quot;\u683c\u5f0f\u5316\u540e\u7684\u767e\u5206\u6bd4\u662f: {formatted_percentage}&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0c<code>{:.2%}<\/code> \u662f\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\uff0c\u8868\u793a\u5c06\u6d6e\u70b9\u6570\u8f6c\u6362\u4e3a\u767e\u5206\u6bd4\u5e76\u4fdd\u7559\u4e24\u4f4d\u5c0f\u6570\u3002\u7ed3\u679c\u4e3a <code>75.00%<\/code>\u3002<\/p>\n<\/p>\n<p><h3>\u4e94\u3001\u5904\u7406\u7528\u6237\u8f93\u5165\u4e2d\u7684\u5f02\u5e38\u60c5\u51b5<\/h3>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u7528\u6237\u8f93\u5165\u53ef\u80fd\u5305\u542b\u5404\u79cd\u5f02\u5e38\u60c5\u51b5\uff0c\u5982\u8f93\u5165\u975e\u6570\u503c\u5b57\u7b26\u3001\u8f93\u5165\u7a7a\u5b57\u7b26\u4e32\u7b49\u3002\u5904\u7406\u8fd9\u4e9b\u5f02\u5e38\u60c5\u51b5\u5bf9\u4e8e\u63d0\u9ad8\u7a0b\u5e8f\u7684\u5065\u58ee\u6027\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<\/p>\n<p><h4>\u793a\u4f8b\u4ee3\u7801\uff1a<\/h4>\n<\/p>\n<p><pre><code class=\"language-python\">user_input = input(&quot;\u8bf7\u8f93\u5165\u4e00\u4e2a\u767e\u5206\u6bd4\uff0c\u4f8b\u5982 75%: &quot;)<\/p>\n<p>try:<\/p>\n<p>    if user_input.endswith(&#39;%&#39;):<\/p>\n<p>        user_input = user_input[:-1]  # \u53bb\u6389\u767e\u5206\u53f7<\/p>\n<p>    percentage_value = float(user_input) \/ 100<\/p>\n<p>    print(f&quot;\u8f93\u5165\u7684\u503c\u8f6c\u6362\u4e3a\u5c0f\u6570\u662f: {percentage_value}&quot;)<\/p>\n<p>except ValueError:<\/p>\n<p>    print(&quot;\u8f93\u5165\u7684\u503c\u4e0d\u662f\u6709\u6548\u7684\u6570\u5b57\uff0c\u8bf7\u91cd\u65b0\u8f93\u5165\u3002&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0c\u4f7f\u7528 <code>try<\/code> \u548c <code>except<\/code> \u5757\u6765\u6355\u83b7 <code>ValueError<\/code> \u5f02\u5e38\u3002\u5982\u679c\u7528\u6237\u8f93\u5165\u7684\u503c\u4e0d\u662f\u6709\u6548\u7684\u6570\u5b57\uff0c\u7a0b\u5e8f\u5c06\u63d0\u793a\u7528\u6237\u91cd\u65b0\u8f93\u5165\u3002<\/p>\n<\/p>\n<p><h3>\u516d\u3001\u5904\u7406\u591a\u79cd\u8f93\u5165\u683c\u5f0f<\/h3>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u7528\u6237\u53ef\u80fd\u4f1a\u4ee5\u591a\u79cd\u683c\u5f0f\u8f93\u5165\u767e\u5206\u6bd4\u503c\u3002\u4f8b\u5982\uff0c\u7528\u6237\u53ef\u80fd\u8f93\u5165 <code>75<\/code>\u3001<code>75%<\/code> \u6216 <code>0.75<\/code>\u3002\u5904\u7406\u8fd9\u4e9b\u591a\u79cd\u8f93\u5165\u683c\u5f0f\u53ef\u4ee5\u63d0\u9ad8\u7a0b\u5e8f\u7684\u7075\u6d3b\u6027\u3002<\/p>\n<\/p>\n<p><h4>\u793a\u4f8b\u4ee3\u7801\uff1a<\/h4>\n<\/p>\n<p><pre><code class=\"language-python\">user_input = input(&quot;\u8bf7\u8f93\u5165\u4e00\u4e2a\u767e\u5206\u6bd4\u503c\uff0c\u4f8b\u5982 75\u300175% \u6216 0.75: &quot;)<\/p>\n<p>try:<\/p>\n<p>    if user_input.endswith(&#39;%&#39;):<\/p>\n<p>        user_input = user_input[:-1]<\/p>\n<p>        percentage_value = float(user_input) \/ 100<\/p>\n<p>    elif &#39;.&#39; in user_input:<\/p>\n<p>        percentage_value = float(user_input)<\/p>\n<p>    else:<\/p>\n<p>        percentage_value = float(user_input) \/ 100<\/p>\n<p>    print(f&quot;\u8f93\u5165\u7684\u503c\u8f6c\u6362\u4e3a\u5c0f\u6570\u662f: {percentage_value}&quot;)<\/p>\n<p>except ValueError:<\/p>\n<p>    print(&quot;\u8f93\u5165\u7684\u503c\u4e0d\u662f\u6709\u6548\u7684\u6570\u5b57\uff0c\u8bf7\u91cd\u65b0\u8f93\u5165\u3002&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0c\u7a0b\u5e8f\u5904\u7406\u4e09\u79cd\u8f93\u5165\u683c\u5f0f\uff1a\u4ee5\u767e\u5206\u53f7\u7ed3\u5c3e\u7684\u767e\u5206\u6bd4\u503c\u3001\u5305\u542b\u5c0f\u6570\u70b9\u7684\u503c\u4ee5\u53ca\u4e0d\u5305\u542b\u5c0f\u6570\u70b9\u7684\u6574\u6570\u503c\u3002\u901a\u8fc7\u5224\u65ad\u8f93\u5165\u5b57\u7b26\u4e32\u7684\u7279\u5f81\uff0c\u7a0b\u5e8f\u53ef\u4ee5\u7075\u6d3b\u5730\u5904\u7406\u4e0d\u540c\u683c\u5f0f\u7684\u8f93\u5165\u5e76\u8fdb\u884c\u76f8\u5e94\u7684\u8f6c\u6362\u3002<\/p>\n<\/p>\n<p><h3>\u4e03\u3001\u5c06\u767e\u5206\u6bd4\u7528\u4e8e\u5b9e\u9645\u8ba1\u7b97<\/h3>\n<\/p>\n<p><p>\u5728\u8bb8\u591a\u5e94\u7528\u4e2d\uff0c\u7528\u6237\u8f93\u5165\u7684\u767e\u5206\u6bd4\u503c\u53ef\u80fd\u7528\u4e8e\u5b9e\u9645\u8ba1\u7b97\uff0c\u4f8b\u5982\u6298\u6263\u8ba1\u7b97\u3001\u589e\u957f\u7387\u8ba1\u7b97\u7b49\u3002\u5904\u7406\u548c\u8f6c\u6362\u767e\u5206\u6bd4\u503c\u662f\u5b9e\u73b0\u8fd9\u4e9b\u8ba1\u7b97\u7684\u5173\u952e\u6b65\u9aa4\u3002<\/p>\n<\/p>\n<p><h4>\u793a\u4f8b\u4ee3\u7801\uff1a<\/h4>\n<\/p>\n<p><pre><code class=\"language-python\">user_input = input(&quot;\u8bf7\u8f93\u5165\u6298\u6263\u767e\u5206\u6bd4\uff0c\u4f8b\u5982 20%: &quot;)<\/p>\n<p>try:<\/p>\n<p>    if user_input.endswith(&#39;%&#39;):<\/p>\n<p>        user_input = user_input[:-1]<\/p>\n<p>    discount_rate = float(user_input) \/ 100<\/p>\n<p>    original_price = 100  # \u5047\u8bbe\u539f\u4ef7\u4e3a 100<\/p>\n<p>    discounted_price = original_price * (1 - discount_rate)<\/p>\n<p>    print(f&quot;\u6298\u6263\u540e\u7684\u4ef7\u683c\u662f: {discounted_price:.2f}&quot;)<\/p>\n<p>except ValueError:<\/p>\n<p>    print(&quot;\u8f93\u5165\u7684\u503c\u4e0d\u662f\u6709\u6548\u7684\u6570\u5b57\uff0c\u8bf7\u91cd\u65b0\u8f93\u5165\u3002&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0c\u7528\u6237\u8f93\u5165\u4e00\u4e2a\u6298\u6263\u767e\u5206\u6bd4\u503c\uff0c\u5982 <code>20%<\/code>\u3002\u7a0b\u5e8f\u5c06\u5176\u8f6c\u6362\u4e3a\u6d6e\u70b9\u6570\u5e76\u8fdb\u884c\u6298\u6263\u8ba1\u7b97\uff0c\u5f97\u5230\u6298\u6263\u540e\u7684\u4ef7\u683c\u3002<\/p>\n<\/p>\n<p><h3>\u516b\u3001\u603b\u7ed3<\/h3>\n<\/p>\n<p><p>\u5728Python\u4e2d\u5904\u7406\u767e\u5206\u6bd4\u8f93\u5165\u6709\u591a\u79cd\u65b9\u6cd5\uff0c\u5305\u62ec\u5b57\u7b26\u4e32\u8f93\u5165\u5e76\u8f6c\u6362\u4e3a\u6d6e\u70b9\u6570\u3001\u5c0f\u6570\u8f93\u5165\u5e76\u683c\u5f0f\u5316\u4e3a\u767e\u5206\u6bd4\u3001\u901a\u8fc7\u8f93\u5165\u51fd\u6570\u5e76\u8fdb\u884c\u8ba1\u7b97\u7b49\u3002\u6bcf\u79cd\u65b9\u6cd5\u90fd\u6709\u5176\u5e94\u7528\u573a\u666f\u548c\u4f18\u7f3a\u70b9\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u5904\u7406\u7528\u6237\u8f93\u5165\u4e2d\u7684\u5f02\u5e38\u60c5\u51b5\u548c\u591a\u79cd\u8f93\u5165\u683c\u5f0f\u53ef\u4ee5\u63d0\u9ad8\u7a0b\u5e8f\u7684\u5065\u58ee\u6027\u548c\u7075\u6d3b\u6027\u3002\u540c\u65f6\uff0c\u5c06\u767e\u5206\u6bd4\u7528\u4e8e\u5b9e\u9645\u8ba1\u7b97\u4e5f\u662f\u5e38\u89c1\u7684\u5e94\u7528\u573a\u666f\u3002\u901a\u8fc7\u638c\u63e1\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u60a8\u53ef\u4ee5\u5728Python\u4e2d\u7075\u6d3b\u5730\u5904\u7406\u548c\u4f7f\u7528\u767e\u5206\u6bd4\u8f93\u5165\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5728Python\u4e2d\u5c06\u7528\u6237\u8f93\u5165\u7684\u767e\u5206\u6bd4\u8f6c\u6362\u4e3a\u5c0f\u6570\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u7b80\u5355\u7684\u5b57\u7b26\u4e32\u64cd\u4f5c\u6765\u5c06\u7528\u6237\u8f93\u5165\u7684\u767e\u5206\u6bd4\u8f6c\u6362\u4e3a\u5c0f\u6570\u3002\u4f8b\u5982\uff0c\u5982\u679c\u7528\u6237\u8f93\u5165\u201c25%\u201d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5b57\u7b26\u4e32\u5207\u7247\u53bb\u6389\u767e\u5206\u53f7\uff0c\u5e76\u5c06\u7ed3\u679c\u8f6c\u6362\u4e3a\u6d6e\u70b9\u6570\u540e\u9664\u4ee5100\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u4ee3\u7801\u793a\u4f8b\uff1a  <\/p>\n<pre><code class=\"language-python\">percentage_input = input(&quot;\u8bf7\u8f93\u5165\u767e\u5206\u6bd4\uff08\u4f8b\u5982\uff1a25%\uff09\uff1a&quot;)\ndecimal_value = float(percentage_input[:-1]) \/ 100\nprint(f&quot;\u8f6c\u6362\u540e\u7684\u5c0f\u6570\u4e3a\uff1a{decimal_value}&quot;)\n<\/code><\/pre>\n<p><strong>\u5728Python\u4e2d\u5982\u4f55\u5904\u7406\u65e0\u6548\u7684\u767e\u5206\u6bd4\u8f93\u5165\uff1f<\/strong><br \/>\u5904\u7406\u65e0\u6548\u8f93\u5165\u662f\u7f16\u7a0b\u4e2d\u7684\u4e00\u9879\u91cd\u8981\u6280\u80fd\u3002\u53ef\u4ee5\u4f7f\u7528try-except\u8bed\u53e5\u6765\u6355\u83b7\u8f93\u5165\u9519\u8bef\u3002\u4f8b\u5982\uff0c\u7528\u6237\u53ef\u80fd\u4f1a\u8f93\u5165\u975e\u6570\u5b57\u5b57\u7b26\u6216\u4e0d\u5305\u542b\u767e\u5206\u53f7\u7684\u5b57\u7b26\u4e32\u3002\u4ee5\u4e0b\u662f\u5904\u7406\u65e0\u6548\u8f93\u5165\u7684\u793a\u4f8b\u4ee3\u7801\uff1a  <\/p>\n<pre><code class=\"language-python\">percentage_input = input(&quot;\u8bf7\u8f93\u5165\u767e\u5206\u6bd4\uff08\u4f8b\u5982\uff1a25%\uff09\uff1a&quot;)\ntry:\n    decimal_value = float(percentage_input[:-1]) \/ 100\n    print(f&quot;\u8f6c\u6362\u540e\u7684\u5c0f\u6570\u4e3a\uff1a{decimal_value}&quot;)\nexcept (ValueError, IndexError):\n    print(&quot;\u8f93\u5165\u65e0\u6548\uff0c\u8bf7\u786e\u4fdd\u8f93\u5165\u683c\u5f0f\u4e3aXX%&quot;)\n<\/code><\/pre>\n<p><strong>\u5728Python\u4e2d\u5982\u4f55\u8ba1\u7b97\u767e\u5206\u6bd4\u53d8\u5316\uff1f<\/strong><br \/>\u8ba1\u7b97\u767e\u5206\u6bd4\u53d8\u5316\u901a\u5e38\u6d89\u53ca\u4e24\u4e2a\u6570\u503c\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u516c\u5f0f\u8fdb\u884c\u8ba1\u7b97\uff1a<br \/>[ \\text{\u767e\u5206\u6bd4\u53d8\u5316} = \\left( \\frac{\\text{\u65b0\u503c} &#8211; \\text{\u65e7\u503c}}{\\text{\u65e7\u503c}} \\right) \\times 100 ]<br \/>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u6f14\u793a\u5982\u4f55\u8ba1\u7b97\u767e\u5206\u6bd4\u53d8\u5316\uff1a  <\/p>\n<pre><code class=\"language-python\">old_value = float(input(&quot;\u8bf7\u8f93\u5165\u65e7\u503c\uff1a&quot;))\nnew_value = float(input(&quot;\u8bf7\u8f93\u5165\u65b0\u503c\uff1a&quot;))\npercentage_change = ((new_value - old_value) \/ old_value) * 100\nprint(f&quot;\u767e\u5206\u6bd4\u53d8\u5316\u4e3a\uff1a{percentage_change}%&quot;)\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u8f93\u5165\u767e\u5206\u6bd4\u6709\u51e0\u79cd\u5e38\u89c1\u7684\u65b9\u6cd5\uff1a\u4f7f\u7528\u5b57\u7b26\u4e32\u8f93\u5165\u5e76\u8f6c\u6362\u4e3a\u6d6e\u70b9\u6570\u3001\u4f7f\u7528\u5c0f\u6570\u8f93\u5165\u5e76\u683c\u5f0f\u5316\u4e3a\u767e\u5206\u6bd4\u3001\u4f7f\u7528\u8f93 [&hellip;]","protected":false},"author":3,"featured_media":1105006,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1104999"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1104999"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1104999\/revisions"}],"predecessor-version":[{"id":1105007,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1104999\/revisions\/1105007"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1105006"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1104999"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1104999"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1104999"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}