techjewel

<?php

function distance($lat1, $lng1, $lat2, $lng2)
{
    // convert latitude/longitude degrees for both coordinates
    // to radians: radian = degree * π / 180
    $lat1 = deg2rad($lat1);
    $lng1 = deg2rad($lng1);
    $lat2 = deg2rad($lat2);
    $lng2 = deg2rad($lng2);

techjewel

Contract Killer

The popular open-source contract for web designers and developers by Stuff & Nonsense

• Originally published: 23/12/2008
• Revised date: 15/12/2013
• Original post

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