我对谷歌的地理定位api相当陌生。。。
我使用以下URL检索给定地址的地理位置信息。
http://maps.googleapis.com/maps/api/geocode/json?address=address_value
地址参数可以包含多个信息。
我对地址参数值的正确格式的研究总是导致我使用如下格式:
postcode, country
但这似乎并不总是像预期的那样起作用。
我的问题是:我如何总是只获得给定国家(比如德国)的信息?
例子:
柏林的邮政编码范围是10115-14199
当我尝试以下操作时:
http://maps.googleapis.com/maps/api/geocode/json?address=10115,%20Germany
我得到了正确的信息(在德国的位置):
{
"results" : [
{
"address_components" : [
{
"long_name" : "10115",
"short_name" : "10115",
"types" : [ "postal_code" ]
},
{
"long_name" : "Mitte",
"short_name" : "Mitte",
"types" : [ "political", "sublocality", "sublocality_level_1" ]
},
{
"long_name" : "Berlin",
"short_name" : "Berlin",
"types" : [ "locality", "political" ]
},
{
"long_name" : "Berlin",
"short_name" : "Berlin",
"types" : [ "administrative_area_level_1", "political" ]
},
{
"long_name" : "Deutschland",
"short_name" : "DE",
"types" : [ "country", "political" ]
}
],
"formatted_address" : "10115 Berlin, Deutschland",
...
当我尝试这个的时候
http://maps.googleapis.com/maps/api/geocode/json?address=10696,%20Germany
(这也是德国柏林的一个现有邮政编码)我在美国有一个地址(那里的邮政编码被解释为街道号)
{
"results" : [
{
"address_components" : [
{
"long_name" : "10696",
"short_name" : "10696",
"types" : [ "street_number" ]
},
{
"long_name" : "Berlin Road",
"short_name" : "Berlin Rd",
"types" : [ "route" ]
},
{
"long_name" : "Berlin Heights",
"short_name" : "Berlin Heights",
"types" : [ "locality", "political" ]
},
{
"long_name" : "Berlin Township",
"short_name" : "Berlin Township",
"types" : [ "administrative_area_level_3", "political" ]
},
{
"long_name" : "Erie County",
"short_name" : "Erie County",
"types" : [ "administrative_area_level_2", "political" ]
},
{
"long_name" : "Ohio",
"short_name" : "OH",
"types" : [ "administrative_area_level_1", "political" ]
},
{
"long_name" : "USA",
"short_name" : "US",
"types" : [ "country", "political" ]
},
{
"long_name" : "44814",
"short_name" : "44814",
"types" : [ "postal_code" ]
}
],
"formatted_address" : "10696 Berlin Rd, Berlin Heights, OH 44814, USA",
...