pub fn lpad<T: OffsetSizeTrait>(args: &[ArrayRef]) -> Result<ArrayRef>Available on crate feature
unicode_expressions only.Expand description
Extends the string to length ‘length’ by prepending the characters fill (a space by default). If the string is already longer than length then it is truncated (on the right). lpad(‘hi’, 5, ‘xy’) = ‘xyxhi’