Search results for: "if/else"

How can PHP be used to identify and delete orphaned files in an upload directory?

Orphaned files in an upload directory are files that do not have corresponding entries in a database or any other reference system. To identify and de...

What are some best practices for handling session save path errors in PHP?

When encountering session save path errors in PHP, one best practice is to check if the save path is writable by the web server. If not, you can eithe...

What are common mistakes when using arrays in PHP?

Common mistakes when using arrays in PHP include not properly initializing arrays before use, not using the correct syntax to access array elements, a...

In what scenarios would it be advisable to write a custom TPL engine in PHP instead of using a pre-built solution, considering factors like time constraints and understanding of object-oriented programming?

If you have very specific requirements for your template engine that cannot be easily met by existing solutions, and you have the time and expertise t...

How can one handle errors or null returns when using getElementById in PHP for HTML documents?

When using getElementById in PHP for HTML documents, it's important to handle potential errors or null returns to prevent unexpected behavior in your...