The line above creates a variable called score and sets its initial value to 0. Even though the programmer does not see anything happen, the computer will set a location in memory aside to store ...

It's been a while since I worked on regexs in JavaScript, but generally the way you do this in most programming languages is to build the regex as a string and then pass it into the regex engine.

This means that a variable called score has been declared (created) and its initial value has been set to 0. It is also possible to declare and initialise the values of an array. DECLARE ...