Java random string

Generate random string in java

import java.util.Random;

public class Generator {
	public static String generateRandomPassword(int len) {
		String chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijk"
          +"lmnopqrstuvwxyz!@#$%&";
		Random rnd = new Random();
		StringBuilder sb = new StringBuilder(len);
		for (int i = 0; i < len; i++)
			sb.append(chars.charAt(rnd.nextInt(chars.length())));
		return sb.toString();
	}
}

Java random string

public static String getRandomString(int size) {
  	// The string that we will return
	String rand = "";
  	// The chars that are used to generate the random string
	String chars = "1234567890-=!@#$%^&*()_+qwertyuiop[]\\QWERTYUIOP{}|asdfghjkl;'ASDFGHJKL:\"zxcvbnm,./ZXCVBNM<>?";
  	// Loop based on the requested size
  	for (int i = 0; i < size; i++) {
      	// Add a random char from the chars string to the rand string
		rand += chars.toCharArray()[new Random().nextInt(chars.length())];
	}
  	// Return the random string
	return rand;
}

Similar codes

11 votes303 views6 answers
How to print in java
Java
0 vote312 views1 answer
Create JDBC connection using properties file
Java
0 vote294 views1 answer
Jdialog middle of screen
Java
0 vote301 views4 answers
Duckduckgo
Java
2 votes300 views2 answers
Java check string contains uppercase character
Java
-1 vote265 views2 answers
Okhttp3 for android
Java
1 vote312 views1 answer
Java collapse string array
Java
0 vote295 views1 answer
Remove whitespaces
Java
0 vote302 views1 answer
Show menuitem when menu hovered javafx
Java
0 vote293 views1 answer
Take a peice from array java
Java