JAVA正则擒获组替换

JAVA正则捕获组替换[解决办法]String sdasdwerwgergokhtryjiss.replaceAll([a-z]{1}\, em$0

JAVA正则捕获组替换

                            
[解决办法]

String s="dasdwer'wgergo'khtry'ji";
s=s.replaceAll("[a-z]{1}\'", "<em>$0</em>");
结果:

dasdwe<em>r'</em>wgerg<em>o'</em>khtr<em>y'</em>ji