How to use Conditional Statements In PHP

Understanding Vowels and Consonants

Before diving into the code, it’s crucial to understand what vowels and consonants are. In the English alphabet, the letters A, E, I, O, and U are considered vowels, and the rest are consonants. This distinction is essential for linguistic processing, text analysis, and even simple input validation in web forms or applications....

Using Conditional Statements

The simplest way to check if a given letter is a vowel or consonant is by using conditional statements. This approach is straightforward to understand for beginners....

Using an Array

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Using Regular Expressions

Another method to determine if a letter is a vowel or consonant is by storing the vowels in an array and checking if the given letter exists in that array. This approach makes the code cleaner and easier to maintain, especially if the criteria change (e.g., considering ‘y’ as a vowel in certain contexts)....

Using a Switch Statement

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