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Pertemuan 12
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Create an array For...In Statement Join two arrays - concat() Put array elements into a string - join() Literal array - sort() Numeric array - sort()
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var mycars = new Array(); mycars[0] = "Saab"; mycars[1] = "Volvo"; mycars[2] = "BMW"; for (i=0;i<mycars.length;i++) { document.write(mycars[i] + " "); } Saab Volvo BMW
![var mycars = new Array(); mycars[0] = Saab ; mycars[1] = Volvo ; mycars[2] = BMW ; for (i=0;i<mycars.length;i++) { document.write(mycars[i] + ); } Saab Volvo BMW](http://images.slideplayer.com/9/2568425/slides/slide_3.jpg "var mycars = new Array(); mycars[0] = Saab ; mycars[1] = Volvo ; mycars[2] = BMW ; for (i=0;i<mycars.length;i++) { document.write(mycars[i] + ); } Saab Volvo BMW")
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var x; var mycars = new Array(); mycars[0] = "Saab"; mycars[1] = "Volvo"; mycars[2] = "BMW"; for (x in mycars) { document.write(mycars[x] + " "); } Saab Volvo BMW
![var x; var mycars = new Array(); mycars[0] = Saab ; mycars[1] = Volvo ; mycars[2] = BMW ; for (x in mycars) { document.write(mycars[x] + ); } Saab Volvo BMW](http://images.slideplayer.com/9/2568425/slides/slide_4.jpg "var x; var mycars = new Array(); mycars[0] = Saab ; mycars[1] = Volvo ; mycars[2] = BMW ; for (x in mycars) { document.write(mycars[x] + ); } Saab Volvo BMW")
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var arr = new Array(3); arr[0] = "Jani"; arr[1] = "Tove"; arr[2] = "Hege"; var arr2 = new Array(3); arr2[0] = "John"; arr2[1] = "Andy"; arr2[2] = "Wendy"; document.write(arr.concat(arr2)); Jani,Tove,Hege,John,Andy,Wendy
![var arr = new Array(3); arr[0] = Jani ; arr[1] = Tove ; arr[2] = Hege ; var arr2 = new Array(3); arr2[0] = John ; arr2[1] = Andy ; arr2[2] = Wendy ; document.write(arr.concat(arr2)); Jani,Tove,Hege,John,Andy,Wendy](http://images.slideplayer.com/9/2568425/slides/slide_5.jpg "var arr = new Array(3); arr[0] = Jani ; arr[1] = Tove ; arr[2] = Hege ; var arr2 = new Array(3); arr2[0] = John ; arr2[1] = Andy ; arr2[2] = Wendy ; document.write(arr.concat(arr2)); Jani,Tove,Hege,John,Andy,Wendy")
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var arr = new Array(3); arr[0] = "Jani"; arr[1] = "Hege"; arr[2] = "Stale"; document.write(arr.join() + " "); document.write(arr.join(".")); Jani,Hege,Stale Jani.Hege.Stale
![var arr = new Array(3); arr[0] = Jani ; arr[1] = Hege ; arr[2] = Stale ; document.write(arr.join() + ); document.write(arr.join( . )); Jani,Hege,Stale Jani.Hege.Stale](http://images.slideplayer.com/9/2568425/slides/slide_6.jpg "var arr = new Array(3); arr[0] = Jani ; arr[1] = Hege ; arr[2] = Stale ; document.write(arr.join() + ); document.write(arr.join( . )); Jani,Hege,Stale Jani.Hege.Stale")
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var arr = new Array(6); arr[0] = "Jani"; arr[1] = "Hege"; arr[2] = "Stale"; arr[3] = "Kai Jim"; arr[4] = "Borge"; arr[5] = "Tove"; document.write(arr + " "); document.write(arr.sort()); Jani,Hege,Stale,Kai Jim,Borge,Tove Borge,Hege,Jani,Kai Jim,Stale,Tove
![var arr = new Array(6); arr[0] = Jani ; arr[1] = Hege ; arr[2] = Stale ; arr[3] = Kai Jim ; arr[4] = Borge ; arr[5] = Tove ; document.write(arr + ); document.write(arr.sort()); Jani,Hege,Stale,Kai Jim,Borge,Tove Borge,Hege,Jani,Kai Jim,Stale,Tove](http://images.slideplayer.com/9/2568425/slides/slide_7.jpg "var arr = new Array(6); arr[0] = Jani ; arr[1] = Hege ; arr[2] = Stale ; arr[3] = Kai Jim ; arr[4] = Borge ; arr[5] = Tove ; document.write(arr + ); document.write(arr.sort()); Jani,Hege,Stale,Kai Jim,Borge,Tove Borge,Hege,Jani,Kai Jim,Stale,Tove")
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function sortNumber(a, b) { return a - b; } var arr = new Array(6); arr[0] = "10"; arr[1] = "5"; arr[2] = "40"; arr[3] = "25"; arr[4] = "1000"; arr[5] = "1"; document.write(arr + " "); document.write(arr.sort(sortNumber)); 10,5,40,25,1000,1 1,5,10,25,40,1000
![function sortNumber(a, b) { return a - b; } var arr = new Array(6); arr[0] = 10 ; arr[1] = 5 ; arr[2] = 40 ; arr[3] = 25 ; arr[4] = 1000 ; arr[5] = 1 ; document.write(arr + ); document.write(arr.sort(sortNumber)); 10,5,40,25,1000,1 1,5,10,25,40,1000](http://images.slideplayer.com/9/2568425/slides/slide_8.jpg "function sortNumber(a, b) { return a - b; } var arr = new Array(6); arr[0] = 10 ; arr[1] = 5 ; arr[2] = 40 ; arr[3] = 25 ; arr[4] = 1000 ; arr[5] = 1 ; document.write(arr + ); document.write(arr.sort(sortNumber)); 10,5,40,25,1000,1 1,5,10,25,40,1000")
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![Array Object. he following code creates an Array object called myCars: 1: var myCars=new Array(); // regular array (add an optional integer myCars[0]=Saab;](/23/6563539/big_thumb.jpg "Array Object. he following code creates an Array object called myCars: 1: var myCars=new Array(); // regular array (add an optional integer myCars[0]=Saab;>")
