Split the string(specific) and split string with equal sign

 String expTitle=[Logged in as: admin@gmail.com , Logout?]

Scenario 1: From the above string want display only 'admin@gmail.com'

Program:
public class Split {

public static void main(String[] args) {
String title="[Logged in as: admin@gmail.com , Logout?]";
String[] one=title.split(": ");
System.out.println(one[1]);
String[] two=one[1].split(" ,");
System.out.println(two[0]);

}

}
output:
//here it will prints "admin@gmail.com"

++++++++++++++++++++++++++++++
Scenario 2: i want to print only 'cell movement'
public static void main(String[] args) {
String title="[cell movement, , ]";



String[] one=title.split("\\[");
System.out.println(one[1]);

String[] two=one[1].split(",");
System.out.println(two[0]);


}
output:
//here it will prints "cell movement"
++++++++++++
  String str = "21= A=Person"; , here i want want split with "="   sign
public class Split_String_with_Equal_Sign {
           
             public static void main(String[] args) throws InterruptedException {
           
              String str = "21= A=Person";
              String s[]=str.split("\\=");
              String s2 = "";
              for(int i=1;i<s.length;i++){
               s2=s2+"="+s[i];
              }
              System.out.println(s2.replaceFirst("=", ""));
             }
    }

Output : A=Person