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How to create a Java String?

Create String in Java There are two ways to create a String in Java. String literals are most easy and recommended way to create strings in Java. In this way, simply assign the characters in double quotes to variable of java.lang.String type.

What does String.substring exactly does in Java?

Java String substring () The String substring () method returns a new string that is a substring of the given string. substring () uses the start and optionally the end indices, passed as method arguments, to determine the substring position within the original string.

How do you format a string in Java?

String Formatting. Most common way of formatting a string in java is using String.format(). If there were a “java sprintf”, this would be it. String output = String.format("%s = %d", "joe", 35); For formatted console output, you can use printf() or the format() method of System.out and System.err PrintStreams.

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