/Java/How to remove letters from string java

How to remove letters from string java

Java string remove character

String str = "abcdDCBA123";
String strNew = str.replace("a", ""); // strNew is 'bcdDCBA123'

How to delete character in string java

# subString(int start, int end);

String a = "Hello!";
b = a.subString(0,a.length()-1) #Remove the last String
# b should be "Hello" then

How to remove letters from string java

public extractLetters(String str){
	String result="";
	for(int i= 0; i< str.length; i++){
	    if(Character.isLetter(str.charAt(i))){
	    result+=str.charAt(i);
	  	}
	}

Similar codes

0 vote189 views1 answer
Java system load from resources
Java
0 vote184 views1 answer
Comparer deux entiers java
Java
1 vote218 views1 answer
Java take out cn from dn
Java
0 vote199 views10 answers
Online compiler c++ with big O calculator
Java
0 vote206 views1 answer
Period java springboot
Java Spring
1 vote167 views1 answer
How to traverse stack in java
Java
0 vote184 views1 answer
Check character is alphanumeric java
Java
1 vote128 views1 answer
String input validation java
Java
0 vote241 views1 answer
Lelen suratlari ramkasidagi oltinlar
Java
0 vote175 views1 answer
Java random number generator 6
Java