str replace weirdness?

[username]

Hi, is anyone able to remove this from a string:

$txt = "Blah, blah, blah ‘ ’";
str_replace("’","",$txt);

It just gets ignored?

[dreamcatcher]

You need to assign the output of str_replace to a new string.

$txt =str_replace("’","",$txt);
echo $txt;

dc