<?php
echo "15.5 d value is ",sprintf('%d',15.5),"\n";
echo "15.5 e value is ",sprintf('%e',15.5),"\n";
echo "15.5 f value is ",sprintf('%f',15.5),"\n";
echo "15.5 g value is ",sprintf('%g',15.5),"\n";
echo "0.5 d value is ",sprintf('%d',0.5),"\n";
echo "0.5 e value is ",sprintf('%e',0.5),"\n";
echo "0.5 f value is ",sprintf('%f',0.5),"\n";
echo "0.5 g value is ",sprintf('%g',0.5),"\n";
echo "155 d value is ",sprintf('%d',155),"\n";
echo "155 e value is ",sprintf('%e',155),"\n";
echo "155 f value is ",sprintf('%f',155),"\n";
echo "155 g value is ",sprintf('%g',155),"\n";