Compare floating-point values,avoid the == operator and use the <, >, >=, and <=. : Float « Data Type « PHP

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PHP » Data Type » Float

Compare floating-point values,avoid the == operator and use the <, >, >=, and <=.


 

<?php 

for ($i = 0; $i < 100; $i += 0.1) { 

    if ($i == 50) echo '$i == 50' . "\n"; 

    if ($i >= 50 && $i < 50.1) echo '$i >= 50 && $i < 50.1' . "\n"; 

} 

?>

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