what is a namespace in php?
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A Namespace in PHP is used to encapsulate the items which are similar to that of abstraction in Object Oriented programming concepts.
how to set cookies in php ?
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A cookie is often used to identify a user. A cookie is a small file that the server embeds on the user's computer.
how to create session in php ?
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A session is started with the session_start() function. Session variables are set with the PHP global variable: $_SESSION.
what are traits?
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Traits are a mechanism that allows you to create reusable code in languages like PHP where multiple inheritance is not supported.
php variable length argument function
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PHP supports variable length argument function.
explain php parameterized functions.
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PHP parameterized functions are functions with parameters.
how many data types are there in php?
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PHP data types are used to hold different types of data or values.
what is faster?
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Combining two variables as follows:
how can we access the data sent through the url with the get method?
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To access the data sent via the GET method, we use $_GET array like this:
what is the function mysql_pconnect() useful for?
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mysql_pconnect() ensure a persistent connection to the database
how can we connect to a mysql database from a php script?
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To be able to connect to a MySQL database, we must use mysqli_connect() function as follows:
what is pdo in php?
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PDO stands for PHP Data Object.
what is the use of session_start() and session_destroy() functions in php?
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The session_start() function is used to start a new session.
what are cookies? how to create cookies in php?
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A cookie is a small record that the server installs on the client’s computer.
What does pear stands for?
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PEAR stands for “PHP Extension and Application Repository”.
What is a session in php?
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A session in PHP is a way to store information to be used across multiple pages of an entire website.