例如,我有一个号码123457。我要这个:1234.57
我已经尝试过format_number,round()等等,但它不起作用。
我怎样才能做到这一点?
If you want to make sure you don't get weird results from a bare division like $number / 100, you could use sprintf() to format it:
echo sprintf('%.2f', $number / 100);