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PHP Interview Questions
Questions Answers Views Company eMail

What is meant by variable variables in php?

174

Explain type casting and type juggling.

180

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

170

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

203

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

188

What is the use of $_request variable?

190

What is a persistence cookie?

168

What are the uses of implode() function?

178

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

179

Does php support multiple inheritances?

172

What are the differences between mysqli_connect and mysqli_pconnect?

189

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

176

Which functions are used to remove whitespaces from the string?

192

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

205

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

163


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Un-Answered Questions { PHP }

How to check an element is exists in array or not in php?

193


How do I run php?

162


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

154


What is a class in php programing?

1588


What’s the difference between htmlentities() and htmlspecialchars()?

205






What is return value in php?

140


What is a simple php method to make a cross domain data request?

179


What is the use of dual table in mysql?

174


What is polymorphism with example in php?

143


What are the different filter functions used to filter a variable?

193


Explain difference between urlencode and urldecode?

174


What is magic quotes?

174


Why php is used with mysql?

147


How to increase the execution time of a PHP script?

180


What advance thing in php7?

167