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What will be the output of the following PHP code (14)?

55. What will be the output of the following PHP code?

<?php
echo ucwords("hi, there how are you?");
?>  

1. Hi, there how are you?
2. Hi, There How Are You?
3. hi, there how are you?
4. HI, THERE HOW ARE YOU?

Answer: B) Hi, There How Are You?

Explanation:

The ucwords() function is used to convert the first character of each word in a string to uppercase. Thus, the output will be "Hi, There How Are You?".