What is php rest api?

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What is session and Cokkies . How it works . tell some thing about Session_id()

1 Answers   DVS, Net Solution, PVWEBCO,

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What is super keyword in c++?

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What is difference between sql and php?

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What is the difference between get and post in php?

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What is composer phar?

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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?

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What is the advantge and disadvantage of mysql_connet() and mysql_pconnect() ? in which condition will you use mysql_connect() and mysql_pconnect().

2 Answers   Avanigoradia,

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I created a cookie with the value like '1A2A',now i want to update this value regularly (about 20 times in a minute) with the value '1A2A3A' , 3A is the new value,new value will vary on the request it may be 3A or 4A or 100A ,some times the cookie is updating with new value but not every time.Can any body suggest the solution

1 Answers  

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What is an example of a variable?

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What is the difference between print() and echo() in PHP?

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What the limitation of header() function in php?

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