If you do not know the number of arguments you are passing, you can use this function syntax.

There are three class of bullet trains between Tokyo and Osaka. - Nozomi - Hikari - Kodama Your Japan Rail Pass covers Hikari and Kodama but Nozomi is excluded. Nozomi covers Tokyo to Shin-Osaka (552.6km or 345 miles) in about 2 hours 30 minutes. Hikari takes about 3 hours (depending on the number of stops) a...

You need sometime to pass arguments (valuables) to the function.

This enables PHP program to be modularized ... Useful function.

When you go to Japan, one of the first things that you find there would be how clean the street is. Another thing that you notice would be ... where is the trash bin? (There is usual none.) Do you know why there is not rash bin? Take a guess.

Breaking the loop before the condition is met. I used to use this to avoid endless loop.

Another way to create a loop,

Now we are learning loop statement.

A man bought a chicken for $8, and sold it for $9. Later, he found someone wanted buy a chicken for $11, so he bought a chicken back for $10 and sold it for $11. How much did he make?

Using Switch statement to determine the action.