Like all the modern languages Ruby supports many different operators to its credit. Most of the operators in Ruby are in fact methods due to the object oriented nature of the language. This feature gives Ruby an edge over its competitors. Semantics of these operators can be changed due to the object oriented nature of the language.
What are the characteristics of PHP variables?
The value of the variable input is a string 1,2,3,4,5,6,7. How would you get the sum of the integers contained inside input?
What are the encryption techniques in PHP?
How to find the length of a string?
What is the use of mysql_real_escape_string() function?
What is use of count() function in php?
How to select a database?
What is the use of "echo" in php?
Explain the purpose of output buffering in PHP?
Explain the different types of errors in PHP?
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