get certain character from string java
String words = "Hi There"; //creating a string var named 'words'
char index = words.charAt(0); /* setting a variable 'index' to letter
'0' of variable 'words'. In this case, index = 'H'.*/
System.out.println(index); //print var 'index' which will print "H"character at index of string java
String str = "Grepper";
char ch = str.charAt(0);
//ch is assigned the value of Gjava Finding a Character in a String
String txt = "Please locate where 'locate' occurs!";
System.out.println(txt.indexOf("locate")); // Outputs 7java find all of letter in string
String stringName = "Hello";
String characterToFind = "l";
//This example will find all the Ls in this string and will print the index of
//it as soon as it is detected
for(int i = 0; i < stringName.length(); i++){
if(stringName.substring(i, i+1).equals(characterToFind)){
System.out.println(characterToFind + "found at " + i);
}
}how to search for charecters in java
public class Test {
public static void main(String args[]) {
String str = new String("I81753490B9C/DQC");
int index = str.indexOf('DQC');
System.out.println("Index of the letter w :: "+index);
}
}find char in string java
String str = "testdemo";
System.out.println("String: "+str);
int index = str.indexOf( 'h' );
System.out.printf("'h' is at index %d\n", index);Copyright © 2021 Codeinu
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