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+ <!DOCTYPE html>
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+ < html lang ="en ">
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+
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+ < head >
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+ < meta charset ="UTF-8 " />
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+ < meta name ="viewport " content ="width=device-width, initial-scale=1.0 " />
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+ < title > 🏴‍☠️ Complete Javascripts Course</ title >
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+ <!-- Latest compiled and minified CSS -->
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+ < link rel ="stylesheet " href ="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css "
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+ integrity ="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u " crossorigin ="anonymous ">
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+ < style >
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+
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+ </ style >
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+ </ head >
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+
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+ < body >
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+ < br />
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+ < br />
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+ < center >
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+ < br />
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+ < div id ="wrapper "> 📃 🏪 👾</ div >
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+ < div id ="output "> Complete JavaScript Course</ div >
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+ < br />
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+ < div > </ div >
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+ </ center >
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+ < script >
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+ let testSet = Object . create ( null ) ;
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+ testSet . id = 0 ;
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+ testSet [ 10 ] = "Hello World" ;
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+ if ( testSet . id ) {
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+ console . log ( "Its There" ) ;
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+ } else {
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+ console . log ( "Not There" ) ;
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+ }
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+ console . log ( testSet [ '10' ] ) ;
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+ let a = null ;
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+ let b = null ;
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+
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+ testSet [ a ] = "Whatever" ;
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+ console . log ( testSet [ b ] ) ;
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+ let testSet2 = new Set ( ) ;
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+
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+ testSet2 . add ( "Hello World 1" )
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+ testSet2 . add ( "Hello World 2" )
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+
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+ // testSet2.delete("Hello World");
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+
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+ testSet2 . forEach ( function ( value , key ) {
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+ console . log ( key + " " + value ) ;
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+ } )
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+ let myArr = [ 1 , 4 , 6 , 3 , 6 , 3 , 6 , 3 , 644 , 23 , 32 , 2 , 3 , 4 , 5 , 6 , 7 , 87 , 2 , 3 , 4 , 3 , 43 , 33 ] ;
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+ console . log ( myArr ) ;
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+
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+ function removeDup ( a ) {
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+ return [ ...new Set ( a ) ] ;
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+ }
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+
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+ console . log ( testSet2 ) ;
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+ console . log ( removeDup ( myArr ) ) ;
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+ </ script >
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+
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+ < script src ="https://code.jquery.com/jquery-3.2.1.slim.min.js "
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+ integrity ="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN " crossorigin ="anonymous ">
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+ </ script >
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+ < script src ="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js "
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+ integrity ="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl " crossorigin ="anonymous ">
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+ </ script >
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+ < script src ="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js "
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+ integrity ="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q " crossorigin ="anonymous ">
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+ </ script >
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+ </ body >
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+
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+ </ html >
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