Could we start a variable with number like $4name?

881

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Distinguish between urlencode and urldecode?

950

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In how many ways we can retrieve the data in the result set of mysql using php?

902

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How can we extract string "pcds.co.in" from a string "https://info@pcds.co.in" using regular expression of php? More on reg can you explain

948

---

How to fix "headers already sent" error in php

1011

---

How to count all the lines of code in a directory and sub folder?

943

---

What is htaccess? Why do we use this and where?

929

---

For image work which library is used in php?

959

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How to track no of user logged in?

980

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Define object-oriented methodology?

987

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How do you connet mysql database with php?

1022

---

what the new feature add in php 7.2?

930

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Are php short tags acceptable to use?

905

---

What is constructors and destructors?

887

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What is use of header() function in php?

1000

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