Row (arcpy)

サマリ

The Row object represents the row of a table. The Row object is returned from InsertCursor, SearchCursor, and UpdateCursor.

説明

The Row object dynamically support field names from the data source as read/write properties. Field names that can be support directly as a property, such as qualified field names that include periods, can be accessed using the setValue and getValue methods.

メソッドの概要

メソッド	説明
getValue (field_name)	Gets the field value.
isNull (field_name)	Is the field value null.
setNull (field_name)	Sets the field value to null.
setValue (field_name, object)	Sets the field value.

メソッド

getValue (field_name)

パラメータ	説明	データ タイプ
field_name	The field from which the value will be accessed.	String

戻り値

データ タイプ	説明
Object	The field value.

isNull (field_name)

パラメータ	説明	データ タイプ
field_name	The field to be queried.	None

戻り値

データ タイプ	説明
Boolean	True if the field value is null.

setNull (field_name)

パラメータ	説明	データ タイプ
field_name	The field that will be set to null.	String

setValue (field_name, object)

パラメータ	説明	データ タイプ
field_name	The field that will be set to the new value.	String
object	The value used to set the field value.	Object

コードのサンプル

Row example

Use update cursor to fetch row from feature class, update field value and row, iterating through rows in cursor.

import arcpy
from arcpy import env
import string

# Set the workspace
#
env.workspace = "C:/Data"

# Use row object to get and set field values
# 
cur = arcpy.UpdateCursor("Addresses.dbf", '"STATENAME" = \'Ariz\'' )

# Iterate through rows and update values
#
for row in cur:
    row.STATENAME = string.replace(row.STATENAME, "Ariz", "Arizona")
    cur.updateRow(row)

del cur, row