例1: public class Test { public static void main(String[] args) { String s = "'sds gdasda" + "\n" + "edaeafd'"; System.out.println("转换前:"+s); s = s.replaceAll("\r|\n", ""); System.out.println(&quo
1.回车换行符 chr(10)是换行符,chr(13)是回车, 增加换行符 select ' update ' || table_name || ' set VALID_STATE =''0A'';'||chr(13)||' commit;' from user_tables 删除换行符 select id,replace(content,to_char(chr(13))||to_char(chr(10)),'_r_n') from fact_content order by co