Search results for: "falsy"

What are the potential pitfalls of using the value '0' as a marker in arrays in PHP?

Using the value '0' as a marker in arrays in PHP can lead to potential pitfalls because '0' is considered a falsy value in PHP, which can cause unexpe...

What are common pitfalls when using '0' as a value in PHP variables, especially when retrieved from $_GET?

When using '0' as a value in PHP variables, especially when retrieved from $_GET, a common pitfall is that PHP may treat '0' as a falsy value, leading...

What are some potential drawbacks of using array_filter() to remove NULL values in PHP?

Using array_filter() to remove NULL values in PHP can potentially remove other falsy values like 0 or an empty string unintentionally. To avoid this,...

What are potential pitfalls when checking for NULL values in PHP arrays?

When checking for NULL values in PHP arrays, a potential pitfall is mistaking an empty string ('') for NULL. To accurately check for NULL values, you...

What are best practices for handling true or false return values in PHP functions to ensure accurate results?

When handling true or false return values in PHP functions, it is important to ensure that the function returns the correct boolean value. To do this,...