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What will be the output of the following PHP code (17)?

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

<?php
echo (round(0.49) . "," . round(0.50) . "," . round(0.51));
?>

1. 0,0,0
2. 1,1,1
3. 0,0,1
4. 0,1,1

Answer: D) 0,1,1

Explanation:

The round() function is used to round a floating-point number to its nearest integer. Thus, the output will be 0,1,1.