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21 Cards in this Set
- Front
- Back
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A player's score would most likely have what data type?
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int (integer)
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What is the syntax and structure for creating a custom function with two parameters?
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function.convert(a,b) {
} |
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What is a return value?
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When a fuction does some action, and gives you a response.
(tracing) |
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How do you determine if one movie clip collides with another?
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hitTestObject()
ex- a_mc.hitTestObject(b_mc) |
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One advantage of hitTestObject and one disadvantage.
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advantage - simple to implement
dis - slow to process , inaccurate |
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What is the code that will generate a random number between 4-7?
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Math.floor(Math.random()*7+4);
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What is the code that will generate a random number between -5 & 2?
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Math.floor(Math.random()*8+-5);
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What are custom properties?
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not predefined, a property that you make up.
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Two examples of custom properties?
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speed & direction
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What is the difference between input text and dynamic text?
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dynamic- can be modified during runtime (a game score)
input- supplied by user & not with code |
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How do you change the text within a text field using code?
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myTextField.text = "some text";
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What event needs to be registered to check if a key has been pressed?
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KEY_DOWN
ex: stage.addEventListener(KeyboardEvent.KEY_DOWN, kDown); |
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How do you find a keycode?
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trace(e.keyCode ==37) {
trace("Left"); } |
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How do you code a movie clip to move left and right based off the user hitting the left and right arrow keys?
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after function....
if(e.keycode == 37) { box_mc.x -= 5; } |
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When should you render a text field?
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every time you update
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How do you create a populated array?
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var testScores:Array = [90,80,100]
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What is the index number of the firs element in the array?
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zero
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What functions removes the last element from an array?
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pop(), splice()
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How do you insert element in an array?
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box.splice(1,0,"bob");
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What property gives you the total number of elements in an array?
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Length Property
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In the array myGrades, how would you change the third element to 95?
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var myGrade:Array = [90,1]
myGrade [1]=95 |
