How to find a length of a string in php?
What are the advantages and disadvantages of Cascading Style Sheets?
What is prepare in php?
Explain what is the use of "echo" in php?
How to replace a text in a string with another text in php?
Explain about image types in detail?
What are the methods to submit form in php?
Why do we use php?
how to insert, update data in database
1.Where are the sessions storing ? 2.What are the contents of a session file ? 3.If the server is loaded with too many session files there is a possibility of server crash. How can we solve this issue? 4. How does php server identify that the particular session belongs to particular user ? For ex: If two users A and B logged from different machine, separate session files (say 1 and 2) will be created in the server. But how the php knows that 1 belongs to A and 2 belongs to B ?
What is the difference between echo print and print_r in php?
Tell me how can we connect to a mysql database from a php script?
Tell me how is the ternary conditional operator used in php?