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Java - iterate over array of strings
3 points
In this article, we would like to show you how to iterate over array of strings in Java.
Quick solution:
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String[] letters = {"A", "B", "C"};
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for (String letter : letters) {
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System.out.println(letter);
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}
In this example, we use enhanced for loop to iterate over the letters
array and print each element.
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public class Example {
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public static void main(String[] args) {
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String[] letters = {"A", "B", "C"};
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for (String letter : letters) {
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System.out.println(letter);
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}
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}
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}
Output:
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A
2
B
3
C
In this example, we use simple for loop to iterate over the letters
array. This solution is equivalent to the above one, however we recommend to use enhanced for loop for its simplicity.
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public class Example {
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public static void main(String[] args) {
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String[] letters = {"A", "B", "C"};
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for (int i = 0; i < letters.length; i++) {
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System.out.println(letters[i]);
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}
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}
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}
Output:
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A
2
B
3
C
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import java.util.Arrays;
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public class Example {
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public static void main(String[] args) {
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String[] letters = {"A", "B", "C"};
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// forEach + lambda
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Arrays.stream(letters).forEach(s -> System.out.println(s));
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// forEach + method reference
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Arrays.stream(letters).forEach(System.out::println);
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}
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}