Search results for: "call by reference"

How can hidden or non-printable characters affect PHP code execution and cause syntax errors?

Hidden or non-printable characters can cause syntax errors in PHP code execution by interfering with the interpretation of the code. This can happen w...

How can the EVA principle (Separation of Concerns) be applied to improve the structure of PHP code embedded in HTML output?

The EVA principle, which stands for Separation of Concerns, can be applied to improve the structure of PHP code embedded in HTML output by separating...

How can form validation help prevent incomplete entries in a database table in PHP?

Form validation in PHP can help prevent incomplete entries in a database table by ensuring that all required fields are filled out before submitting t...

What are the best practices for handling HTTP status codes when using cURL in PHP?

When making HTTP requests using cURL in PHP, it is important to handle HTTP status codes properly to ensure that the request was successful or to hand...

What is the purpose of using LIMIT in a SQL query when fetching data in PHP?

Using LIMIT in a SQL query when fetching data in PHP allows you to control the number of records returned by the query. This can be helpful when you o...