{"id":31694,"date":"2023-07-13T23:45:40","date_gmt":"2023-01-15T10:15:45","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e9%80%9a%e8%bf%87java%e8%b0%83%e7%94%a8javascript%e3%80%82\/"},"modified":"2024-01-15T06:51:24","modified_gmt":"2024-01-14T22:51:24","slug":"%e9%80%9a%e8%bf%87java%e8%b0%83%e7%94%a8javascript%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e9%80%9a%e8%bf%87java%e8%b0%83%e7%94%a8javascript%e3%80%82\/","title":{"rendered":"\u901a\u8fc7Java\u8c03\u7528JavaScript"},"content":{"rendered":"<p>\u53ea\u6709\u5728\u5c06\u8ba1\u7b97\u5f0f\u6ce8\u518c\u5230\u6570\u636e\u5e93\u4e2d\u7684\u60c5\u51b5\u4e0b\u624d\u4f1a\u4f7f\u7528\u3002<br \/>\n\uff08\u53ea\u662f\u73b0\u5728\u51fa\u73b0\u4e86\u8fd9\u6837\u7684\u9700\u6c42\u800c\u5df2\u3002\u3002\uff09<\/p>\n<pre class=\"post-pre\"><code>import javax.script.Compilable;\r\nimport javax.script.CompiledScript;\r\nimport javax.script.ScriptEngine;\r\nimport javax.script.ScriptEngineManager;\r\n\r\npublic class Test {\r\n    public static void main(String[] args) throws Exception {\r\n        String script = \"result=num*2\";\r\n\r\n        ScriptEngineManager manager = new ScriptEngineManager();\r\n        ScriptEngine engine = manager.getEngineByName(\"js\");\r\n        Compilable ce = (Compilable) engine;\r\n        CompiledScript cs = ce.compile(script);\r\n        engine.put(\"num\", 1);\r\n        cs.eval();\r\n        Object result = engine.get(\"result\");\r\n        if(result != null) {\r\n            System.out.println(\"result=\" + result.toString());\r\n        }\r\n    }\r\n}\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u53ea\u6709\u5728\u5c06\u8ba1\u7b97\u5f0f\u6ce8\u518c\u5230\u6570\u636e\u5e93\u4e2d\u7684\u60c5\u51b5\u4e0b\u624d\u4f1a\u4f7f\u7528\u3002 \uff08\u53ea\u662f\u73b0\u5728\u51fa\u73b0\u4e86\u8fd9\u6837\u7684\u9700\u6c42\u800c\u5df2\u3002\u3002\uff09 import javax [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-31694","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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