File.countLines
$file.countLines($options={}) -> number
Description
Returns the number of lines in the file.
By default, it will skip over lines that are empty or have only whitespace characters.
If the file does not exist, an error will be thrown.
$dataFile = file'files:/data.txt' $numLines = $dataFile.countLines() //= Ex: 33
Options
| Option | Value | Description |
|---|---|---|
keepBlanks |
true/false | Do not skip blank lines. |
file'files:/data.txt'.countLines(-keepBlanks)