Updated Interview Questions Answers on PHP

You should just run the PHP command line interface (CLI) and specify the file name of the script to be executed as follows. To execute a PHP script from the command line, you would typically use the PHP CLI (Command Line Interface) tool. Here’s the basic syntax: bashCopy code php path/to/your/script.php For example, if your … Read more

The unlink() function is used to delete a file in PHP. bool unlink (string $filename) In PHP, you can delete a file using the unlink() function. Here’s how you would use it: phpCopy code $file_path = ‘path/to/your/file.txt’; if (unlink($file_path)) { echo “File deleted successfully.”; } else { echo “Error deleting file.”; } The unlink() function … Read more

PHP fwrite() and fputs() functions are used to write data into file. To write data into a file, you need to use w, r+, w+, x, x+, c or c+ mode. To write to a file in PHP, you can use several methods. One common approach is to use the fwrite() function, combined with fopen() … Read more

PHP provides various functions to read data from the file. Different functions allow you to read all file data, read data line by line, and read data character by character. PHP file read functions are given below: fread() fgets() fgetc() In PHP, you can read a file using several methods. One common approach is to … Read more

PHP fopen() function is used to open file or URL and returns resource. It accepts two arguments: $filename and $mode. Syntax: resource fopen ( string $filename , string $mode [, bool $use_include_path = false [, resource $context ]] ) To open a file in PHP, you typically use the fopen() function. Here’s the syntax: phpCopy … Read more