Can't remove special characters with str_replace

Question

I have a very trivial problem with str_replace.

I have a string with the En Dash character ( - ) like this:

I want to remove - the dash

Answer 1

Try this:

$new_string = str_replace('–','',$string);

Or:

$new_string = str_replace(html_entity_decode('–'),'',$string);

It is basically same as:

$new_string = str_replace ('-','',$string);