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repeat() method is present in String class of Java 11. It is used to repeat the string by the number of times mentioned in the argument of method and concatenate it at end of string. repeat() takes an argument which is an integer number that signifies the number of times the string is to be … Read more
stripTrailing() method has been introduced in String class of Java 11. It is used to remove all the trailing white space characters from the string and return the remaining string. It means it removes white spaces that come at the end of string. If the string only contains the white spaces then an empty string is returned. Let us … Read more
stripLeading() method has been introduced in String class of Java 11. It is used to remove all the leading white space characters from the string and return the remaining string. It means it removes white spaces that comes at beginning of the string. If the string only contains the white spaces then an empty string … Read more
In Java 11 a new method strip() has been introduced in String class. It is used to remove all the trailing and leading white space characters from the string. strip() method returns the string after removing these white spaces. If the string only consists of white spaces then an empty string is returned. Let us … Read more
isBlank() is a new method introduced in String class in Java. By naming isBlank() and isEmpty() methods look similar to each other, but there is a slight difference between them – isBlank() returns true for the string having only white space characters whereas isEmpty() will return false for such strings. Let us understand the difference … Read more
Few new methods have been introduced in Java 11, String class. One of them is isBlank() method. isBlank() method returns true if the string is empty or contains white space characters only. If the string contains multiple white space characters and no other characters then also true is returned. Let us look at an example … Read more
Parsing in java is the way of conversion of one type of data to another type of data. In java the most common parsing conversions are : Parsing string to integer. Parsing string to long type. Parsing string to double type. Let us look at a code to look at above parsing ways : Output … Read more
NumberFormatException occurs in Java when we are trying to convert string into some numeric type but string is not in the correct format. It usually occurs when we parse string to integer, double, long etc datatypes but string is not present in correct format. Let us see an example code : Output Since ‘123a’ cannot … Read more