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Statements in the cycle will be repeated.
If you need to repeat the same statement, you can set up a cycle.
If you want to know the number of cycles, you can use the for loop. This type of loop is especially useful when counting up or counting down:
If you are using a collection or array, you will be frequently used for each cycle.
A collection is a group of similar objects, for each loop can walk through the collection until completion.
The following examples, traversing ASP.NET Request.ServerVariables collection.
while loop is a common cycle.
while loop begins with the keyword while, followed by a parenthesis, you can specify how long the cycle will then repeat the code block is executed in parentheses.
while loop is usually set a variable to increment or decrement the count.
The following example, the + = operator to perform a loop at each value of the variable i is incremented.
When you want to store a plurality of similar variables you do not want to have to create a separate variable for each variable but you can use an array to store: