{"id":136,"date":"2025-10-16T20:00:29","date_gmt":"2025-10-16T12:00:29","guid":{"rendered":"http:\/\/caihh.top\/?p=136"},"modified":"2025-10-20T17:23:47","modified_gmt":"2025-10-20T09:23:47","slug":"java-bgw%e7%ac%94%e8%ae%b0","status":"publish","type":"post","link":"https:\/\/caihh.top\/index.php\/2025\/10\/16\/java-bgw%e7%ac%94%e8%ae%b0\/","title":{"rendered":"JAVA  BGW\u7b14\u8bb0"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u4e3a\u4ec0\u4e48String\u4e0d\u53ef\u53d8<\/h2>\n\n\n\n<ul 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class=\"wp-block-list\">\n<li>indexOf()\uff1a\u8fd4\u56de\u6307\u5b9a\u5b57\u7b26\u7684\u7d22\u5f15<\/li>\n\n\n\n<li>charAt()\uff1a\u8fd4\u56de\u6307\u5b9a\u7d22\u5f15\u5904\u7684\u5b57\u7b26<\/li>\n\n\n\n<li>replace()\uff1a\u5b57\u7b26\u4e32\u66ff\u6362<\/li>\n\n\n\n<li>trim()\uff1a\u53bb\u9664\u5b57\u7b26\u4e32\u4e24\u7aef\u7a7a\u767d<\/li>\n\n\n\n<li>split()\uff1a\u5206\u5272\u5b57\u7b26\u4e32\uff0c\u8fd4\u56de\u4e00\u4e2a\u5206\u5272\u540e\u7684\u5b57\u7b26\u4e32\u6570\u7ec4<\/li>\n\n\n\n<li>getBytes()\uff1a\u8fd4\u56de\u5b57\u7b26\u4e32\u7684byte\u7c7b\u578b\u6570\u7ec4<\/li>\n\n\n\n<li>length()\uff1a\u8fd4\u56de\u5b57\u7b26\u4e32\u957f\u5ea6<\/li>\n\n\n\n<li>toLowerCase()\uff1a\u5c06\u5b57\u7b26\u4e32\u8f6c\u6210\u5c0f\u5199\u5b57\u7b26<\/li>\n\n\n\n<li>toUpperCase()\uff1a\u5c06\u5b57\u7b26\u4e32\u8f6c\u6210\u5927\u5199\u5b57\u7b26<\/li>\n\n\n\n<li>substring\uff1a\u622a\u53d6\u5b57\u7b26\u4e32<\/li>\n\n\n\n<li>equals()\uff1a\u5b57\u7b26\u4e32\u6bd4\u8f83<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e3a\u4ec0\u4e48String\u4e0d\u53ef\u53d8 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