Java瀛楃鏇挎崲鏃跺浣曞鐞哢nicode瀛楃
扬州沐宇科技
2024-06-13 14:30:32
鍦↗ava涓紝鍙互浣跨敤String绫荤殑replaceAll()鏂规硶鏉ュ瀛楃涓蹭腑鐨刄nicode瀛楃杩涜鏇挎崲銆備緥濡傦紝涓嬮潰鐨勪唬鐮佸皢鎵€鏈夌殑Unicode瀛楃鏇挎崲涓?quot;#"锛?/p>
String str = "Hello \u4F60\u597D";
String replacedStr = str.replaceAll("[\\p{Cn}]", "#");
System.out.println(replacedStr); // 杈撳嚭锛欻ello ##
鍦ㄨ繖涓緥瀛愪腑锛屼娇鐢ㄦ鍒欒〃杈惧紡"[\p{Cn}]鈥滄潵鍖归厤鎵€鏈夌殑Unicode瀛楃锛岀劧鍚庡皢鍏舵浛鎹负鈥?鈥溿€傞渶瑕佹敞鎰忕殑鏄紝Unicode瀛楃鍦↗ava涓€氬父浠モ€漒uXXXX"鐨勫舰寮忚〃绀猴紝鍏朵腑XXXX鏄疷nicode浠ｇ爜鐐圭殑鍗佸叚杩涘埗琛ㄧず銆?/p>
