What is the use of dual table in mysql?
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What are php errors?
Is php front end or back end?
Which will check if a function exists?
How can I increase my website session?
How to check a key exist in an array?
Tell me what is the difference between get and post?
Is age nominal or ordinal?
How can we get the browser properties using PHP?
To run php script on a local machine we need to install Apache http server and php. Then only scripts are run in the browsers. but when these things are not loaded on a local machine and a php script is brought by the browser still the browser displays the page. how?
Explain how to execute a php script using command line.
Explain what is the use of "echo" in php?
What the limitation of header() function in php?