How do I add white space between word

Question

I want to add space to word something like this

CountryName
RegionName
ZipPostalCode

to be

Country Name
Region Name
Zip Postal Code

Let me know how can be done with php

Answer 1

You can use regular expressions to find [lowercase character][uppercase character] and insert a space:

$newstr = preg_replace('/([a-z])([A-Z])/s','$1 $2', $oldstr);

Answer 2

You might look into CakePHP's Inflector class for guidance (for example the humanize function).