For Loop in PHP

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Code	Comment
<?php	//PHP opening tag
for( $i = 0;$ i <= 20; $i++){	//First $i = 0 i s i n i t i a l i z a t i o n$ i <= 20 is condition check and $i++ is increment
if($i%2==0){	//Check whether i is divisible by 2 if yes it is an even number
echo ” This is an even number $i”; } }	// Prints even numbers
?>	PHP Closing tag

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