⟩ Tell me how we can get the number of elements in an array?
The count() function is used to return the number of elements in an array.
Understanding of arrays and array related helper functions is important for any PHP developer.
The count() function is used to return the number of elements in an array.
Understanding of arrays and array related helper functions is important for any PHP developer.
Tell me what does $_ENV means?
Explain what does the expression Exception__toString means?
Do you know is it possible to extend the execution time of a php script?
Tell me what the difference between the ‘BITWISE AND’ operator and the ‘LOGICAL AND’ operator?
Explain what does $_FILES means?
Tell me in PHP, objects are they passed by value or by reference?
Tell me how do I check if a given variable is empty?
Tell me what is the main difference between PHP 4 and PHP 5?
Do you know how to delete a file from the system?
How to create a mysql connection in PHP?