arcpy示范教學（一）：基本操作

arcpy基本操作

打開目錄，遍歷目錄，打開要素類，遍歷要素，打開文件，寫入屬性值

import arcpy
import codecs

# 設置工作目錄
arcpy.env.workspace = 'H:\\'
# 掃描所有數據庫
workspaces = arcpy.ListWorkspaces("*", "FileGDB")

# 打開文件
with codecs.open('F:/bou/csv/city.csv','w','utf-8') as f:
# 遍歷數據庫
    for workspace in workspaces:
# 打開數據表
    with arcpy.da.SearchCursor(workspace +'\\layerName',"*") as cursor:
# 遍歷行
        for row in cursor:
            f.write(row[4]+','+row[5][0:4]+'\r\n')