datatable.FExpr.re_match()

Deprecated since version 0.11.

Test whether values in a string column match a regular expression.

Since version 1.0 this function will be available in the re. submodule.

Parameters

pattern
str

The regular expression that will be tested against each value in the current column.

flags
int

[unused]

return
FExpr

Return an expression that produces boolean column that tells whether the value in each row of the current column matches the pattern or not.