/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

3 votes239 views1 answer
Java int to biginteger
Java
20 votes191 views3 answers
Replace string java online
Java
4 votes166 views1 answer
Dexter dependency
Java
2 votes213 views1 answer
Stream to list
Java
1 vote187 views1 answer
Java botton code
Java
0 vote211 views1 answer
Managa firebase users
Java
0 vote214 views1 answer
How to refresh mainactivity in android
Java
0 vote190 views1 answer
Java Find the greatest common divisor of two positive integers. The integers can be large, so you need to find a clever solution.
Java
2 votes160 views2 answers
Java class initialization
Java
23 votes215 views6 answers
String to char
Java