<?php
// Nutro as variáveis com o mesmo valor e o mesmo tipo de Type
// Mas uma de forma direta e outra via uma function.
$A = 1.01694444444; // Esta dá o retorno errado da function Func_1
$B = Func_2('01:01:01'); // Esta dá o retorno correto da function Func_1
 
echo $A . '<br />' . $B;
 
echo "<br /><br />";
 
// Mas o resultado dos cálculos da function abaixo é diferente
echo Func_1($A) . '<br />' . Func_1($B);
 
function Func_2($time){
   $hms = explode(":", $time);
   return ($hms[0] + ($hms[1]/60) + ($hms[2]/3600));
}
 
function Func_1($dec){
   $seconds = round($dec * 3600);
   $hours = floor($dec);
   $seconds -= $hours * 3600;
   $minutes = floor($seconds / 60);
   $seconds -= $minutes * 60;
   return lz($hours).":".lz($minutes).":".lz($seconds);
} 
 
function lz($num){
   return (strlen($num) < 2) ? "0{$num}" : $num; 
}
?>

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