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How-to articles, tricks, and solutions about PHP

Using $this inside a static function fails

Using $this inside a static function is not allowed in PHP because the $this variable is only available within the context of a non-static method.

php static-methods oop this

How to fake $_SERVER['REMOTE_ADDR'] variable?

It is generally not recommended to fake the $_SERVER['REMOTE_ADDR'] variable, as it can lead to security vulnerabilities and potential abuse of the system.

php security

Multiple excerpt lengths in wordpress

In WordPress, the length of the excerpt (the summary text displayed on the homepage or archive pages) can be controlled by the theme or by a plugin.

php function wordpress

Title case a string containing one or more last names while handling names with apostrophes

In PHP, you can use the ucwords() function to convert a string to title case.

php string title-case humanize ucfirst

Send html form data to sql database via php (using mysqli)

To send HTML form data to a SQL database using PHP, you will need to use the mysqli (MySQL Improved) extension in PHP.

html php sql mysqli forms

How can I print all the values of an array?

In PHP, you can use a foreach loop to iterate through an array and print each value.

php arrays web-applications

PHP sort array alphabetically using a subarray value

In PHP, you can use the "usort" function to sort an array by a specific value of a subarray.

php arrays

How check if a String is a Valid XML with-out Displaying a Warning in PHP

In PHP, you can use the simplexml_load_string function to check if a string is a valid XML without displaying a warning.

php xml simplexml libxml2

Adding Query string params to a Guzzle GET request?

To add query string parameters to a GET request using Guzzle, you can use the query option when creating the request.

php guzzle

Use different PHP version CLI executable for one command

You can use the alias command in your terminal to create a new command that runs a different version of PHP.

php linux laravel command-line-interface env