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How to Get the ASCII Numeric Value of a Character in Java?

Mary-Kate Olsen
Mary-Kate OlsenOriginal
2024-10-28 22:39:02308browse

How to Get the ASCII Numeric Value of a Character in Java?

How to Obtain ASCII Numeric Value of a Character in Java

Converting a character to its ASCII numeric value in Java is a straightforward task. Given a String, such as "admin," and a substring containing a single character, like "a," the objective is to determine the ASCII value of the character.

Solution:

To accomplish this, follow these steps:

  1. Extract Character: Using the charAt() method, retrieve the desired character from the substring.

    <code class="java">char character = name.charAt(0); // 'a'</code>
  2. Cast to Integer: Simply cast the character to an integer.

    <code class="java">int ascii = (int) character; // 97</code>

Alternate Method:

Java provides a simplified approach by directly assigning the character value to an integer variable without explicit casting.

<code class="java">int ascii = character; // 97</code>

Remember, casting improves code readability, especially for complex or intermediate-level programming.

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