What is preg_match?
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Explain what are the two main string operators?
How can we change the value of a constant?
Tell me what is the main difference between php 4 and php 5?
How to include variables in double-quoted strings in php?
Write a php script to get the largest key in an array?
What is filter_var?
How can you get, the total size of a certain directory?
What does odbc do in context with php?
What is the purpose of constant() function?
Can you pass an array into a function?
How to track no of user logged in?
what is difference between edit and update?