Write a program to display reverse of any number?
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List out the predefined classes in PHP?
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What is the function of string in c?
How can we extract string 'abc.com' from a string "http://info@abc.com" using regular expression of PHP
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write a program to generate bill screen 1.1st page should get the number of products to be billed. 2.2nd page should display the number of rows according to the number of products given in the first page. 3.Each row should have a text box for a.product name b.quantity c.unit price d.item price = quantity x unit price This should be automatically calculated not to be entered by the user. 4.After entering the products calculate sales-tax for the total amount which 8.25%. 5.After entering these values you have to generate the bill in the next page with a unique number for the bill. can anyone solve this problem..i am in need to solve this problem..pls help me
What is the use of friend function?