Question

How to print a float number with 2 decimal places in PHP

Answer 1

$f = 131.643393;
echo number_format((float)$f, 2);

echo "<br />";
    
$f = 131.648393;
echo number_format((float)$f, 2);
    
echo "<br />";
    
$f = 131;
echo number_format((float)$f, 2);

    
/*
run:

131.64
131.65
131.00

*/

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Answer 2

$f = 131.643393;
printf('%0.2f', $f);

echo "
";

$f = 131.648393;
printf('%0.2f', $f);

echo "
";

$f = 131;
printf('%0.2f', $f);

    
/*
run:

131.64
131.65
131.00

*/

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Answer 3

$f = 131.643393;
echo round($f, 2); 

echo "
";

$f = 131.648393;
echo round($f, 2); 

echo "
";

$f = 131;
echo round($f, 2); 

    
/*
run:

131.64
131.65
131

*/

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