Extract floating point numbers from a string in PHP

Question

I would like to convert a string into floating numbers. For example

152.15 x 12.34 x 11mm

into

152.15, 12.34 and 11
         


        

Answer 1

gives

Array
(
    [0] => 152.15
    [1] => 12.34
    [2] => 11
)