<?
echo round(1.055); //1
echo round(1.055,1); //1.1
echo round(1.055,2); //1.05echo round(1.555); //2
echo round(1.555,1); //1.6
echo round(1.555,2); //1.55
?> 晕了,保留大于1位小数就出问题了....
echo round(1.055); //1
echo round(1.055,1); //1.1
echo round(1.055,2); //1.05echo round(1.555); //2
echo round(1.555,1); //1.6
echo round(1.555,2); //1.55
?> 晕了,保留大于1位小数就出问题了....
echo 1.9*1.95*100; //370.5
echo "<BR>";
echo round(1.9*1.95*100); //370
echo "<BR>";
echo round(370.5); //371
?>我靠,越试越汗....