Sublime Text 2: How to delete blank/empty lines

Question

Let\'s say I had a text file with the following nine lines:

foo

bar

baz

qux

quux

How can I use Sublime Text 2 to remove all four of the

Answer 1

You are looking for this:

^\n|^\s+$

it will not delete the line, if there is content with white space or tabs in front>

e.g.:

these will not be deleted: ...space... abc

...tab... abc

this will:

...space... ...nothing else...

...tab... ...nothing else...