returns a string with all upper case letters converted to lowercase letters Example: Java toLowerCase() classMain{publicstaticvoidmain(String[] args){ String str1 ="Learn Java"; String str2 ="Java123";// convert to lowercase letters System.out.println(str1.toLowerCase());// "learn java...
public class Program { public static void main(String[] args) {// A mixed-case string.String value1 ="The Golden Bowl";// Change casing.String upper = value1.toUpperCase(); String lower = value1.toLowerCase();// Print results.System.out.println(upper); System.out.println(lower); }...
toLowerCase()方法是String类方法,用于将给定的字符串转换为小写。 Syntax: 句法: String String_object.toLowerCase(); Here, String_object is a String object which we have to convert into lowercase. The method does not change the string; it returns the lowercase converted string. 在这里, String_...
String class in java provides a method toLowerCase() which converts all characters of the string tolowercase. toLowerCase() uses the default parameter “Local.getDefault()” when nothing is specified as the parameter explicitly. This method should be used carefully as it is Local sensitive ot...
In this quick tutorial, we’ll illustrate how we cancheck if aStringis containing at least one of each of the following: uppercase letter, lowercase letter, digit or special character in Java. 2. Using Regular Expressions One of the ways to perform our check is by using regular expressions...
The method toLowerCase() converts the characters of a String into lower case characters. It has two variants: String toLowerCase(Locale locale): It converts the string into Lowercase using the rules defined by specified Locale. String toLowerCase(): It i
Learn how to convert a Java string to lowercase using the toLowerCase() method in this comprehensive guide.
String String_object.toLowerCase(); Here,String_objectis a String object which we have to convert into lowercase. The method does not change the string; it returns the lowercase converted string. Example: Input: str = "Welcome at IncludeHelp!" Function call: ans = str.toLowerCase() Output...
Below is an example to convert the characters in a string to lower case by passing the Locale value to the toLowerCase() method −Open Compiler package com.turialspoint; import java.util.Locale; public class StringDemo { public static void main(String[] args) { String str1 = "Self ...
Java String toLowerCase() method transforms a String by converting all of its characters to lowercase, using the Locale rules if specified.