String replace java

public static void main(String args[]){  
String s1="my name is khan my name is java";  
String replaceString=s1.replace("is","was");//replaces all occurrences of "is" to "was"  
System.out.println(replaceString);  
}}

Source: javatpoint.com

Replace character in string java

String str = ".............................."; 

        int index = 5; 
  
        char ch = '|'; 
 
        StringBuilder string = new StringBuilder(str); 
        string.setCharAt(index, ch); 

        System.out.println(string);

How to count an replace substring string in java

String str = "helloslkhellodjladfjhello";
String findStr = "hello";
int lastIndex = 0;
int count = 0;
while(lastIndex != -1){
    lastIndex = str.indexOf(findStr,lastIndex);
    if(lastIndex != -1){
        count ++;
        lastIndex += findStr.length();
    }
}
System.out.println(count);

Source: stackoverflow.com

Similar codes

20 votes328 views4 answers
Android java toast
Java
5 votes325 views2 answers
Get columns number sql
Java
41 votes348 views2 answers
Last element array java
Java
0 vote291 views1 answer
How to use auto generated id in java
Java
0 vote313 views1 answer
How to remove null values in java
Java
0 vote335 views1 answer
Java convert edittext to double
Java
0 vote332 views1 answer
Hackerrank valid username regular expression
Java
6 votes322 views1 answer
Spring h2 database dependency
Java
-1 vote329 views1 answer
Get current location android
Java
0 vote309 views1 answer
Set location of a label java
Java