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Returns true if str matches the Java regex regexp, or false otherwise.
For the corresponding Databricks SQL function, see regexp operator.
Syntax
from pyspark.databricks.sql import functions as dbf
dbf.regexp(str=<str>, regexp=<regexp>)
Parameters
| Parameter | Type | Description |
|---|---|---|
str |
pyspark.sql.Column or str |
Target column to work on. |
regexp |
pyspark.sql.Column or str |
Regex pattern to apply. |
Examples
from pyspark.databricks.sql import functions as dbf
spark.createDataFrame(
[("1a 2b 14m", r"(\d+)")], ["str", "regexp"]
).select(dbf.regexp('str', dbf.lit(r'(\d+)'))).show()
+------------------+
|REGEXP(str, (\d+))|
+------------------+
| true|
+------------------+