Need to add comma after every 3 digits using php

Question

I am using cms - megento. I want to display the price value in following format :

add comma after every 3 digits.

for example :

 $price = 987536453 ;

Need to print like 987,536,453.

Answer 1

Try using the number_format function.

By default it prints ',' every 3 digits and cuts decimal:

echo(number_format(1234)); 

1,234