Ref: The ref keyword is used to pass an argument as a reference. This means that when value of that parameter is changed in the method, it gets reflected in the calling method. An argument that is passed using an out keyword must be initialized in the called method before it returns back to calling method.
Similarly, what does int parse mean?
Int32.Parse (string s) method converts the string representation of a number to its 32-bit signed integer equivalent. When s is a null reference, it will throw ArgumentNullException. If s is other than integer value, it will throw FormatException.
Why do we use Parseint in Java?
The method generally used to convert String to Integer in Java is parseInt(). There are two variants of this method: public static int parseInt(String s) throws NumberFormatException - This function parses the string argument as a signed decimal integer.
What is an array in C#?
C# - Arrays. Advertisements. An array stores a fixed-size sequential collection of elements of the same type. An array is used to store a collection of data, but it is often more useful to think of an array as a collection of variables of the same type stored at contiguous memory locations.