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Click on map and get Longitude -Latitude.

Learn how to get latitude and longitude when a user clicks on a Google Map, with a short JavaScript example using the Google Maps JavaScript API.
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Convert PHP Array into JavaScript Array.

Learn how to convert a PHP array, indexed, associative or multidimensional, into a JavaScript array using json_encode with a short example.
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Jquery Form Validator.

How to use the jQuery Form Validator plugin to add clean client-side form validation to your HTML forms, with setup steps and examples.