PHP Interview Questions
Questions Answers Views Company eMail

What is meant by variable variables in php?

533

Explain type casting and type juggling.

570

How can you send http header to the client in php?

506

What is meant by ‘passing the variable by value and reference' in php?

536

Which functions are used to count the total number of array elements in php?

548

What is the use of $_request variable?

580

What is a persistence cookie?

525

What are the uses of implode() function?

573

Which function is used in php to search a particular value in an array?

512

Does php support multiple inheritances?

534

What are the differences between mysqli_connect and mysqli_pconnect?

539

What are the uses of explode() and implode() functions?

537

Which functions are used to remove whitespaces from the string?

620

What is the difference between for and foreach loop in php?

628

How can a cross-site scripting attack be prevented by php?

541


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Un-Answered Questions { PHP }

Explain what is the difference between mysql_fetch_array() and mysql_fetch_assoc()?

471


Tell me what is the use of "enctype" attribute in a html form?

554


How many days will it take to learn php?

538


What is an anti csrf token?

506


How long is session timeout?

536






Explain PHP looping?

556


What do you mean range() in php?

603


What is the use of print_r function in php?

521


What is php ci?

556


What are the difference between overloading and overriding in oops?

546


How to merge values of two arrays into a single array?

491


What is difference between single quotes and double quotes in php?

494


What is difference between array_merge and array_combine?

523


What is the difference between myisam and innodb?

513


How to convert strings to numbers in php?

562