What are magic constants in php?
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Which functions are used to remove whitespaces from the string?
What is the difference between Joomla and Drupal?
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Suppose we receive a form submitted by a post to subscribe to a newsletter. This form has only one field, an input text field named email. How would we validate whether the field is empty? Print a message "the email cannot be empty" in this case?
How to remove html tags from data in php?
What is difference between session and cookie in PHP?
Is age an interval or ratio?
How we load all classes that placed in different directory in one php file , means how to do auto load classes.
Define soundex()?
Explain how can we increase the execution time of a php script?
What are the different opening and closing tags available in PHP?
Are static variables final?
What is a null coalescing operator in php7?