[R] Removing a space from a string

[cpoiw@rt m@iii@g oii chemo@org@uk]

On 2020-07-28 21:20, Dennis Fisher wrote:
> R 4.0.2
> OS X
> 
> Colleagues
> 
> I have strings that contain a space in an unexpected location.  The
> intended string is:
> 	“STRING 01.  Remainder of the string"
> However, variants are:
> 	“STR ING 01.  Remainder of the string"
> 	“STRIN G 01.  Remainder of the string"
> 
> I would like a general approach to deleting a space, but only if it
> appears before the period.  Any suggestions on a regular expression
> for this?

You aren't deleting the space before 0? Is that in the requirement?