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Detecting request type in PHP

For detecting request type in PHP we can use variable $_SERVER by using $_SERVER[‘REQUEST_METHOD’]. $_SERVER is an array containing information such as headers, paths, and script locations. The entries in this array are created by the web server. Following methods can be detected with key ‘REQUEST_METHOD’: GET POST PUT DELETE Example:

PHP show a number to decimal places

Use number_format() function to format number to decimal places.