Replace commas followed by spaces with commas

Question

How can I replace all commas followed by spaces (\", \") with just commas (\",\")?

I don\'t want to replace spaces when they don\'t have a

Answer 1

All the str_replace solutions will work. If you want to replace all whitespaces before and after the commas

$str = 'cat,  dog , cow,       horse   ,mouse,moose';

$pattern = '/\s*,\s*/';
$replace = ',';
$str = preg_replace($pattern, $replace, $str);

Answer 2

This will do the trick?

$sString = str_replace(", ", ",", $sString);

Answer 3

This should do the trick:

$str = "some, comma, seperated, words";
$str = str_replace(", ", ",", $str);

Answer 4

You can do:

$str = str_replace(', ',',',$str);