//package com.book2s; import java.util.StringTokenizer; public class Main { public static void main(String[] argv) { String s = "book2s.com"; System.out.println(removeSpaces(s)); }/* w w w . j a v a2s . co m*/ public static String removeSpaces(String s) { StringToke...
out.println("\nThe string after replacing white spaces: " + result); } } Output The string is defined as: Java programming is fun to learn. The string after replacing white spaces: Javaprogrammingisfuntolearn. Encapsulate the operation to remove whitespaces into a function in Java The ...
To remove all white spaces from a string in Java, you can use the replaceAll method of the String class, along with a regular expression that matches any white space character (including spaces, tabs, and line breaks): String str = " This is a test "; str = str.replaceAll("\\s", ...
The resulted string will be free from all white spaces. Stringsentence=" how to do in java ";System.out.println("Original sentence: "+sentence);sentence=sentence.codePoints().filter(c->!Character.isWhitespace(c)).collect(StringBuilder::new,StringBuilder::appendCodePoint,StringBuilder::append).to...
String str = "{a}[b(c)d]"; str = str.replaceAll("[\\[\\](){}]", ""); System.out.println("New string is: "+str); } } Output: New string is: abcd Further reading: Remove Comma from String in Java Read more → How to remove all white spaces from String in java Rea...
#include<iostream>#include<string>using std::cin;using std::cout;using std::endl;using std::string;intmain(){string str=" Arbitrary str ing with lots of spaces to be removed .";cout<<str<<endl;str.erase(std::remove_if(str.begin(),str.end(),isspace),str.end());cout<<str<<endl...
The general strategy for replacing a pattern in the given string is using the replace() method, which can accept a RegExp object. Here’s a working example that replaces all spaces in the string with an empty string (including leading, trailing, and multiple consecutive space characters). ...
java集合中,list列表应该是我们最常使用的,它有两种常见的实现类:ArrayList和LinkedList。ArrayList底层是数组,查找比较方便;LinkedList底层是链表,更适合做新增和删除。但实际开发中,我们也会遇到使用ArrayList需要删除列表元素的时候。虽然ArrayList类已经提供了remove方法,不过其中有潜在的坑,下面将介绍remove方法的三种错误...
Thenormalize()method returns the Unicode Normalization Form of the string. Special characters can be represented in two ways. For example, the character "ñ" for example can be represented by either of: The single code pointU+00F1.
2.1. UsingString.stripLeading() ThestripLeading()method has been added inJava 11. It returns a string with all leading white spaces removed. StringblogName=" how to do in java ";StringstrippedLeadingWhitespaces=blogName.stripLeading();Assertions.assertEquals(strippedLeadingWhitespaces,"how to do...