Remove Empty Lines

Remove Empty Lines lets you discard whitespace-only lines while retaining the contents of other lines. Enter your own values or load the worked example.

Method and calculation

Discard whitespace-only lines while retaining the contents of other lines.

Inputs and settings

Remove Empty Lines accepts Input text.

Worked example

Remove Empty Lines example — Input text: "Hello world\nA second line\nHello world". Computed output: Hello world A second line Hello world

Output and limitations

Log exports sometimes contain long runs of blank separators. This operation drops lines whose trimmed content is empty, including lines containing only tabs. Indentation and trailing spaces on retained records are preserved, so the remaining records can still be compared exactly.

Technical references: JavaScript Unicode normalization

Remove Empty Lines FAQs

Remove Empty Lines applies the following rule to your input: Discard whitespace-only lines while retaining the contents of other lines. The worked example on this page uses the same processor as the result button.
Remove Empty Lines has these boundaries: Input is treated as plain text; it is never executed. Start by checking the input text field against the units or format shown.
Remove Empty Lines provides this sample: Hello world A second line Hello world. Use the sample button to reproduce it, then replace the inputs with your own values.