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PHP Sandbox PHP Benchmark Arrays Calendar Date/Time Math String Python Sandbox Java Sandbox

Online PHP log1p() function

log1p - Returns log(1 + number), computed in a way that is accurate even when the value of number is close to zero

Title

<?php echo(log1p(2.7183) . "<br>"); echo(log1p(2) . "<br>"); echo(log1p(1) . "<br>"); echo(log1p(0)); ?>

Run on PHP version:

Math Functions