Programming - Workshop 3
-
Upload
cas-lemmens -
Category
Self Improvement
-
view
776 -
download
1
description
Transcript of Programming - Workshop 3
ProgrammingCas Lemmens - Workshop 3
So far we’ve seen...
Variables
Mathematical functions
Boolean Logic
Loops
Conditionals
Arrays
Strings
Functions
Arraysfruits.push();
fruits.unshift();
fruits.pop();
fruits.shift();
fruits.splice();
fruits.concat();
fruits.length;
fruits.toString();
Procedural programmingStrings
var welcome:String = “Hyper Island”;
var welcome:String = “Hyper Island”;
H y p e r I s l a n d
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
Value of an index
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
Value of an index
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:String = welcome.charAt(8);
Value of an index
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:String = welcome.charAt(8);
8
Value of an index
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:String = welcome.charAt(8);
8
l
Value of an index
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:String = welcome.charAt(8);
variable answer has value ”l”
8
l
Index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
Index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:uint = welcome.indexOf(‘e’);
Index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:uint = welcome.indexOf(‘e’);
e
Index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:uint = welcome.indexOf(‘e’);
3
e
Index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:uint = welcome.indexOf(‘e’);
variable answer has value 3
3
e
First index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
First index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:int = welcome.indexOf(‘e’);
First index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:int = welcome.indexOf(‘e’);
e
First index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:int = welcome.indexOf(‘e’);
3
e
First index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:int = welcome.indexOf(‘e’);
variable answer has value 3
3
e
First index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:int = welcome.indexOf(‘e’);
variable answer has value 3
3
e
Last index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
Last index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:int = welcome.lastIndexOf(‘e’);
Last index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:int = welcome.lastIndexOf(‘e’);
e
Last index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:int = welcome.lastIndexOf(‘e’);
3
e
Last index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:int = welcome.lastIndexOf(‘e’);
variable answer has value 3
3
e
Last index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:int = welcome.lastIndexOf(‘e’);
variable answer has value 3
3
e
Last index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
Last index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:int = welcome.lastIndexOf(‘z’);
Last index of a value
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:int = welcome.lastIndexOf(‘z’);
variable answer has value -1
Slicing an array
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
Slicing an array
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:String = welcome.slice(2,8);
Slicing an array
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:String = welcome.slice(2,8);
3
e2
p4
r5 6
I7
s
Slicing an array
var welcome:String = “Hyper Island”;
p e r I s2 3 4 5 6 7
var answer:String = welcome.slice(2,8);
3
e2
p4
r5 6
I7
s
Slicing an array
var welcome:String = “Hyper Island”;
p e r I s2 3 4 5 6 7
var answer:String = welcome.slice(2,8);
variable answer has value “per Is”
3
e2
p4
r5 6
I7
s
Splitting an array
var welcome:String = “Hyper Island”;
H y p e r I0 1 2 3 4 5 6
s l a n d7 8 9 10 11
Splitting an array
var welcome:String = “Hyper Island”;
H y p e r I0 1 2 3 4 5 6
s l a n d7 8 9 10 11
var answer:Array = welcome.split(7);
Splitting an array
var welcome:String = “Hyper Island”;
H y p e r I0 1 2 3 4 5 6
s l a n d7 8 9 10 11
var answer:Array = welcome.split(7);
variable answer has value
7
s
Splitting an array
var welcome:String = “Hyper Island”;
H y p e r I0 1 2 3 4 5 6
s l a n d7 8 9 10 11
var answer:Array = welcome.split(7);
variable answer has value
7
s
“Hyper I”“sland”
Making a substring
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
I6
Making a substring
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:String = welcome.substr(3,4);
I6
Making a substring
var welcome:String = “Hyper Island”;
H y p e r I s l a n d0 1 2 3 4 5 6 7 8 9 10 11
var answer:String = welcome.substr(3,4);
3
e4
r5
I66
I
Making a substring
var welcome:String = “Hyper Island”;
e r I3 4 5 6
var answer:String = welcome.substr(3,4);
3
e4
r5
I66
I
Making a substring
var welcome:String = “Hyper Island”;
e r I3 4 5 6
var answer:String = welcome.substr(3,4);
variable answer has value “er l”
3
e4
r5
I66
I
Making a substring
var welcome:String = “Hyper Island”;
e r I3 4 5 6
var answer:String = welcome.substr(3,4);
variable answer has value “er l”
3
e4
r5
I66
I
1 2 3 4
Making a substring
var welcome:String = “Hyper Island”;
e r I
var answer:String = welcome.substr(3,4);
variable answer has value “er l”
3
e r II
4
Making a substring
var welcome:String = “Hyper Island”;
e r I
var answer:String = welcome.substr(3,4);
variable answer has value “er l”
3
e r II
4
Strings
answer.charAt(8);
answer.indexOf(‘e’);
answer.lastIndexOf(‘e’);
answer.slice(8);
answer.split(8);
answer.substr(5);
Procedural programmingFunctions
function name(parameter:Paramtype, ...):ReturnType{
// *** MAGIC ***}
function makeHyperIslandEmailAddress(name:String, surname:String):String
{var emailAddress:String =
name + “.” + surname + ‘@hyperisland.se’;return emailAddress;
}
RTFM!
Check the docs!
Exercise 10Awesomeness!
No homework, but please...
Overlook it...
Experiment with it...
Ask questions!
Remember: this is only the start!
So please, get this!
Q&A
Thanks!