java

In this lesson, you will learn to convert String to LocalDate and LocalDateTime objects. LocalDate and LocalDateTime are immutable date-time objects representing a date and a date and time. To convert String to one of the two Date objects, the provided String must represent a valid date or time according to ISO_LOCAL_DATE or ISO_LOCAL_DATE_TIME.  Otherwise, a DateTimeParseException will…

We can convert boolean to String in Java using the following methods: String.valueOf() method Boolean.toString() method Convert boolean to String in Java using the String.valueOf() method There are multiple overloaded versions of the valueOf() method from the String class. We will use the one which accepts boolean. Example class Test { public static void main(String[] args)…

To convert String to boolean in Java, you can use one of the following methods: Boolean.parseBoolean() method BooleanUtils.toBoolean() method Boolean.valueOf() method if we need a Boolean object instead of a primive Convert String to boolean in Java using the Boolean.parseBoolean() method With the parseBoolean(String s) method of the Boolean class, if we want to get…

To convert String to char in Java we can use the charAt() method of the String class. This method returns the char value at the specified index. Syntax public char charAt(int index) Example class Test { public static void main(String[] args) { char ch = “java”.charAt(1); // returns char ‘a’ System.out.println(“char: ” + ch); } }…

We can convert float to String in Java using the following methods: String.valueOf() method Float.toString() method Convert float to String in Java using the String.valueOf() method There are multiple overloaded versions of the valueOf() method from the String class. We will use the one which accepts float. Example class Test { public static void main(String[] args)…

We often have to extract some text that is a number. To perform some operations on that number, we must first convert it to the appropriate type. In this post, you will learn how to convert Java String to float data type. You can use the Float.parseFloat() method to parse Java String to float. public static…

Converting double to String is a common task in Java programming. In many cases, you may need to convert a double value to a String to display it in a user interface, write it to a file, or pass it as an argument to a method that expects a String. Java provides several methods for…

Converting a Java String to a Double is a common task in Java programming. Whether you need to perform mathematical calculations or simply display numeric values, it’s important to know how to convert Strings to Doubles accurately and efficiently. In this tutorial, I will guide you through the process of converting a Java String to…

We can convert Java Long to String using the following methods: String.valueOf() method Long.toString() method Convert Java Long to String using the String.valueOf() method There are multiple overloaded versions of the valueOf() method from the String class. We will use the one which accepts a long data type. Example class Test { public static void…

We often have to extract some text that is a number. To perform some operations on that number, we must first convert it to the appropriate data type. In this post, you will learn how to convert Java String to long. The parseLong() method in Java is a static method that can be used to…