Calculate logarithms with other base values by dividing the result of the log() function with log(base). : log « Math « PHP

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PHP » Math » log

Calculate logarithms with other base values by dividing the result of the log() function with log(base).


 

<?php



$val = 100;

$i = log($val);

echo "log($val) = $i\n";

$i10 = log($val) / log(10);

echo "log($val) / log(10) = $i10\n";

$i10 = log10($val);

echo "log10($val) = $i10\n";

?>

Related examples in the same category

1.	Calculation of e, the inverse nature of exp and log
2.	calculate logarithms by dividing log() function with log(base)

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