{"id":3270,"date":"2023-06-07T17:38:09","date_gmt":"2023-06-07T15:38:09","guid":{"rendered":"https:\/\/davidperezgar.com\/?p=3270"},"modified":"2024-07-29T08:43:53","modified_gmt":"2024-07-29T06:43:53","slug":"best-practices-in-web-development-using-empty","status":"publish","type":"post","link":"https:\/\/davidperezgar.com\/en\/blog\/code\/best-practices-in-web-development-using-empty\/","title":{"rendered":"Best practices in web development: use of empty"},"content":{"rendered":"\n

The empty()<\/code> function in PHP is used to check if a variable exists and if its value is considered empty. It’s a good practice to make your code not break when you receive variable values that you have to secure <\/p>

.\n\n\n\n

Return true<\/code> if the variable does not exist<\/strong> or if its value is one of the following:<\/p>\n\n\n\n