Efficiency!

[Invisionsoft]

Which do you think is more efficient or better practice for seeing if a string is empty? I wonder about this for all languages. Turns out the 2nd one is the case for PHP.

if (x.length = 0) Then

OR

if (x = "") Then

- James

 

[JohnH]

The first is faster, especially if the string is not empty, but this is more readable:

If x = String.Empty Then