Php Intern Interview Questions and Answers for Freshers

require and include are both used to include external PHP files, but require will cause a fatal error if the file is not found, while include will only produce a warning.

• require is used when the included file is essential for the script to run

• include is used when the included file is not essential for the script to run

• require_once and include_once are used to prevent multiple inclusions of the same file

• require will stop the script execution if the file is not found, while inc...read more

Echo and print are both used to output text in PHP, but echo is faster and can output multiple values at once.

• Echo is a language construct, while print is a function.

• Echo can output multiple values separated by commas, while print can only output one value at a time.

• Echo does not return a value, while print returns a value of 1.

• Echo is faster than print because it does not need to return a value.

• Example of echo: echo 'Hello World';

• Example of print: print('Hello World');

Printing * using loops is a basic programming exercise.

• Use nested loops to print * in a pattern

• Use a for loop to print * in a straight line

• Use a while loop to print * until a certain condition is met