/* Example.java
*/
public class Example{
public static void main(String[] args){
Example example = new Example();
example.test();
}
public void test(){
String someString = "la la la la la la la";
/* 1) i need to know how to change a String first character to uppercase. */
String string1 = someString.substring(0,1).toUpperCase() + someString.substring(1);
/* 2) i also how to change all characters to lower case. */
String string2 = someString.toUpperCase();
/* 3) i also need to know how to replace a space with underscore
eg " " to "_". */
String string3 = someString.replace(' ','_');
System.out.println(someString);
System.out.println(string1);
System.out.println(string2);
System.out.println(string3);
}
}
3) i also need to know how to replace a space with underscore
eg " " to "_". |
