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<!DOCTYPE html> <html> <body> <?php echo(round(1.5,0,PHP_ROUND_HALF_UP) . "<br>"); echo(round(-1.5,0,PHP_ROUND_HALF_UP) . "<br>"); echo(round(1.5,0,PHP_ROUND_HALF_DOWN) . "<br>"); echo(round(-1.5,0,PHP_ROUND_HALF_DOWN) . "<br>"); echo(round(1.5,0,PHP_ROUND_HALF_EVEN) . "<br>"); echo(round(-1.5,0,PHP_ROUND_HALF_EVEN) . "<br>"); echo(round(1.5,0,PHP_ROUND_HALF_ODD) . "<br>"); echo(round(-1.5,0,PHP_ROUND_HALF_ODD)); ?> </body> </html>
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