出现了cannot resolve symbol(symbol : method split (java.lang.String))错误
我用的是tomcat,在调用函数split的时候出现了错误
C:\Program Files\Apache Group\Tomcat 4.1\work\Standalone\203.207.131.120\hello\admin\sys_group_jsp.java:155: cannot resolve symbol
symbol : method split (java.lang.String)
location: class java.lang.String
String[] hello = rm_right.split("|");
求救!!