<?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";
15.5 d value is 15
15.5 e value is 1.550000e+1
15.5 f value is 15.500000
15.5 g value is 15.5
0.5 d value is 0
0.5 e value is 5.000000e-1
0.5 f value is 0.500000
0.5 g value is 0.5
155 d value is 155
155 e value is 1.550000e+2
155 f value is 155.000000
155 g value is 155
15.5 d value is 15
15.5 e value is 1.55000e+1
15.5 f value is 15.500000
15.5 g value is
0.5 d value is 0
0.5 e value is 5.00000e-1
0.5 f value is 0.500000
0.5 g value is
155 d value is 155
155 e value is 1.55000e+2
155 f value is 155.000000
155 g value is