whereby the margin up to Java 8 with almost 15 was clearly more significant than since Java 9 with about 2. In my opinion this is not some historical thing, but is more useful for developer to use the method valueOf from String class than from proper type, because is less changes to make when we want to change the type that we operate on. We can summarize regardless of the Java version: '' + i is the fastest method to convert an int into a String. We can convert int to String using String.valueOf() or Integer.toString() method. So, for the purpose of converting an integer to String in Java, any of the methods demonstrated in the above sample codes can be used in your Java program.
#Convert integer to string in java how to
In this article, you'll learn how to convert integers to strings in Java in the following ways: Using the Integer.toString () method.
Static String valueOf(char data, int offset, int count)Īs we can see those method are capable to resolve all kind of numbersĮvery implementation of specific method like you have presented: So for double Double.toString(dobule d) In this guide, you will learn how to convert an int to string in Java. You can convert variables from one data type to another in Java using different methods. In String type we have several method valueOf static String valueOf(boolean b)
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