Addition of two floating-point variables compared to a variable can lead to an unexpected result. : Float « Data Type « PHP

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PHP » Data Type » Float

Addition of two floating-point variables compared to a variable can lead to an unexpected result.


 

<?php 

    $a=50.3; 

    $b=50.4; 

    $c=100.7; 

    

    if ($a + $b == $c) { 

        echo "$a + $b == $c\n"; 

    } 

    else { 

        echo "$a + $b != $c\n"; 

    }

?>

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