{"id":2748,"date":"2023-04-12T17:21:45","date_gmt":"2023-04-12T09:21:45","guid":{"rendered":"https:\/\/hsin-life.com\/?p=2748"},"modified":"2023-04-12T17:21:47","modified_gmt":"2023-04-12T09:21:47","slug":"%e6%b7%b1%e5%85%a5%e7%90%86%e8%a7%a3java%e4%b8%ad%e7%9a%84trim%e6%96%b9%e6%b3%95%e5%8f%8a%e5%85%b6%e8%ae%8a%e9%ab%94","status":"publish","type":"post","link":"https:\/\/hsin-life.com\/archives\/2748","title":{"rendered":"\u6df1\u5165\u7406\u89e3Java\u4e2d\u7684trim\u65b9\u6cd5\u53ca\u5176\u8b8a\u9ad4"},"content":{"rendered":"\n<p>Java\u4e2d\u7684trim\u65b9\u6cd5\u7528\u65bc\u53bb\u9664\u5b57\u7b26\u4e32\u5169\u908a\u7684\u7a7a\u683c\u6216\u5236\u8868\u7b26\uff0c\u800ctrimToEmpty\u548ctrimToNull\u662ftrim\u65b9\u6cd5\u7684\u8b8a\u9ad4\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u5c07\u5c0d\u9019\u4e09\u500b\u65b9\u6cd5\u7684\u6e90\u78bc\u9032\u884c\u89e3\u6790\u3002<\/p>\n\n\n\n<ul>\n<li>trim\u65b9\u6cd5\u6e90\u78bc\u8a73\u89e3\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>public static String trim(String str) {\r\nreturn str == null ? 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