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A simple function to validate latitude and longitude in php.
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| <?php | |
| function validateGeoCoords($lat=null,$lng=null) { | |
| return (trim($lat,'0') == (float)$lat) && (trim($lng,'0') == (float)$lng); | |
| } |
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To implement validation for latitude and longitude values we can write a logic that, latitude must be a number between -90 and 90 and the longitude between -180 and 180 degree inclusive. Yo can get the free source code from here