What is substr() in php? And how it is used?

1048

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How to write a program to make chess?

1041

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Write a program to display table of a number using php?

939

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Who developed php?

988

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How can we upload a file in php?

1011

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What is the difference between file_get_contents() and file_put_contents() in php?

1176

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How to include a file code in different files in php?

1101

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How many types of errors in php?

1060

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What is the use of curl()?

1065

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List some array functions in php?

932

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How to make database connection in php?

1038

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What is the difference between abstract class and interface in php?

1128

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Explain the difference between isset() and empty()?

955

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How to remove blank spaces from the string?

1014

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Why php is used?

1097

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