隐蔽数字到X.XX格式在PHP

Question

可能重复：
simple regex in php, formatting decimal number

如何X格式的数字转换为X.XX格式在PHP？ 例如： 我公司拥有一批5需要转换为5.00

Answer 1

$n = 5; 
$n = number_format($n, 2, '.', ''); 

Answer 2

见http://php.net/manual/en/function.number-format.php

Answer 3

你应该尝试number_format()：

$your_number = 5; 

echo number_format($your_number, 2); // displays 5.00 

Manual

Answer 4

number_format('your digit', 2 or 1, '.', ''); 

Answer 5

$number = 125 

$no = number_format($number, 2, '.', ''); 


output = 125.00 

Answer 6

$x = 5; 
$x = sprintf('%.2f', $x); 
echo $x;