How to fix regex to work in ios?

Question

JavaScript

Source line:

"<p>&nbsp;СЛОВО&nbsp;СЛОВО&nbsp;СЛОВО&nbsp;</p><p>&nbsp; &nbsp;СЛОВО&nbsp;СЛОВО&nbsp;СЛОВО&nbsp; &nbsp;</p>"

Desired result:

"<p>СЛОВО&nbsp;СЛОВО&nbsp;СЛОВО</p><p>СЛОВО&nbsp;СЛОВО&nbsp;СЛОВО</p>"

There is a working regex regex:

str.replace(/(?<=>)(?:&nbsp;| )+|(?:&nbsp;| )+(?=<)/gim, '')

The problem is that on ios I get an "invalid group specifier name" error. How to fix regex to work on ios?

Answer 1

str.replace(/(>)(?:&nbsp;| )+|(?:&nbsp;| )+(?=<)/gim, '$1')