getItem

Get an item from an array or map column.

Syntax

Python

getItem(key)

Parameters

Parameter	Type	Description
key	value	Index for array or key for map

Parameter	Type	Description
key	value	Index for array or key for map

Returns

Column

Examples

Python

df = spark.createDataFrame([([1, 2], {"key": "value"})], ["l", "d"])
df.select(df.l.getItem(0), df.d.getItem("key")).show()

Output

# +----+------+
# |l[0]|d[key]|
# +----+------+
# |   1| value|
# +----+------+