在PHP ZIP codeS之间的距离计算 [英] Calculating distance between zip codes in PHP

问题描述

我抓住的zip codeS的数据库和他们langitudes /纬度等从这个 此页面。它得到了以下字段：

I grabbed a database of the zip codes and their langitudes/latitudes, etc from this This page. It has got the following fields:

ZIP，纬度，经度，市，州，县，ZIP_CLASS

ZIP, LATITUDE, LONGITUDE, CITY, STATE, COUNTY, ZIP_CLASS

中的数据是在一个文本文件，但我插入到一个MySQL表。我现在的问题是，我该如何利用上述领域的计算，用户可以在网站上输入两个拉链codeS之间的距离？工作code在PHP中会pciated AP $ P $

The data was in a text file but I inserted it into a MySQL table. My question now is, how can i utilise the fields above to calculate the distance between two zip codes that a user can enter on the website? Working code in PHP will be appreciated

推荐答案

您也可以尝试打一个Web服务来calc下的距离。让别人做繁重。

You can also try hitting a web service to calc the distance. Let someone else do the heavy lifting.

HTTP：//www.$c$cbump.com/services/PlaceLookup。 ASMX

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