How to remove decimals in PHP?

to remove decimals in PHP can be easily done through

casting to integer

Example 

<?php
    $number = 199.66;
    $number = (int)$number;//convert to int 
    echo $number;
?>

Output

199

intval() function

this function will return the integer value of the variable

Example 

<?php
    $number = 199.66;
    $number = intval($number);//convert to int 
    echo $number;
?>

Output

199

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