PHP Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

PHP Interview Questions

Questions Answers Views Company eMail

What is the difference between md5(), crc32() and sha1() crypto on php?

1019

What is the difference between php4 and php5?

1019

How can we submit from without a submit button?

975

How to turn on the session support?

1057

What is the difference between include and require?

952

How do you define a constant?

931

How can we submit form without a submit button?

979

What is the value for this auto incremented field user_pri_id?

897

How to read the entire file into a single string?

944

How come the code works, but doesn’t for two-dimensional array of mine?

985

How to protect special characters in query string?

907

What is the special meaning of __sleep and __wakeup?

954

How to remove a file?

1073

How the values are ordered in an array?

1028

What type of headers have to be added in the mail function to attach a file?

898

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Un-Answered Questions { PHP }

What is the purpose of $_ session?

923

What is difference between echo and print_r in php?

847

How many days will it take to learn php?

1018

Explain mail function in PHP with syntax?

963

What is the importance of php?

927

What is the basic syntax of Php?

1098

What is env in laravel?

973

What is ci framework in php?

953

Is it possible to extend the execution time of a php script?

923

What are the difference between array_keys() and array_key_exists() in php?

1020

Do you know what is use of count() function in php?

951

What are the main error types in php and how do they differ?

1272

What is the role of php?

906

What is the empty function?

900

What are the advantages of oops in php?

1014

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