PuStudy.Com Start write and Run your Web Code Online Work, PuStudy.Com Provide Online Web Editor, Every Language Code Work in this Editor, Editor Work Like as - Html, Php, Css, Bootstrap, Asp, jQuery Etc.
<?php echo(log1p(2.7183) . "
"); echo(log1p(2) . "
"); echo(log1p(1) . "
"); echo(log1p(0)); ?>