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shahd-week-9 #1029
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shahd-week-9 #1029
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msachi
reviewed
Jul 19, 2020
| @@ -33,6 +33,7 @@ console.log(y) | |||
| ``` | |||
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| What will be the output of this code. Explain your answer in 50 words or less. | |||
| for the first log in line 27 the output should be 10 for the global variable x, line 31 output will be undefiend the function call is empty no thing has been passed to the function to process, line 32 log undefined since y has been defiend locally inside f1 | |||
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Close :)
Line 31 output will be undefined because nothing is being returned from the function.
Line 32 will give a "ReferenceError: y is not defined"
| @@ -14,7 +14,7 @@ Take a look at the following code: | |||
| ``` | |||
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| Explain why line 4 and line 6 output different numbers. | |||
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| line 4 log x=2 as it's been defined as a local variable inside the curly brakets, line 6 log x=1 for the global variable that has been defiend in line 1 | |||
| f2(y); | ||
| console.log(y); | ||
| f2(y); the output for this line should be 10 and the value is returned and not logged to the console; | ||
| console.log(y); it will log the object y ===> {x:9} | ||
| ``` |
| @@ -11,9 +11,15 @@ The output of running your code should be: | |||
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| class ShoppingCart { | |||
| @@ -22,6 +22,14 @@ | |||
| */ | |||
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| // Write your code here | |||
| class Person { | |||
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| } | ||
| class ATM { |
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Very good! However, you don't need this.amount in the constructor.
| this.music.push(addSong) | ||
| } | ||
| play(){ | ||
| this.counterIndex = 0 |
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I think this should be initialised in the constructor.
msachi
reviewed
Jul 19, 2020
| @@ -19,10 +19,41 @@ This means the order the songs are played in will be random, but each song will | |||
| */ | |||
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| class MusicPlayer { | |||
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