Created
December 24, 2019 01:24
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JS Bin // source https://jsbin.com/kolutan
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<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset="utf-8"> | |
<meta name="viewport" content="width=device-width"> | |
<title>JS Bin</title> | |
</head> | |
<body> | |
<script id="jsbin-javascript"> | |
// For the data set given below, find room which is false for all suspects (objects in the newDevelopment array) | |
'use strict'; | |
var newDevelopment = [{ | |
name: 'Miss Scarlet', | |
present: true, | |
rooms: [{ kitchen: false }, { ballroom: false }, { conservatory: true }, { 'dining room': true }, { 'billiard room': false }, { library: true }] | |
}, { | |
name: 'Reverend Green', | |
present: true, | |
rooms: [{ kitchen: true }, { ballroom: false }, { conservatory: false }, { 'dining room': false }, { 'billiard room': true }, { library: false }] | |
}, { | |
name: 'Colonel Mustard', | |
present: true, | |
rooms: [{ kitchen: false }, { ballroom: false }, { conservatory: true }, { 'dining room': false }, { 'billiard room': true }, { library: false }] | |
}, { | |
name: 'Professor Plum', | |
present: true, | |
rooms: [{ kitchen: true }, { ballroom: false }, { conservatory: false }, { 'dining room': true }, { 'billiard room': false }, { library: false }] | |
}]; | |
function intersection(rooms1, rooms2) { | |
var intersection = []; | |
rooms1.forEach(function (room) { | |
if (rooms2.includes(room)) { | |
intersection.push(room); | |
} | |
}); | |
return intersection; | |
} | |
var listOfListOfRooms = []; | |
newDevelopment.forEach(function (suspect) { | |
var listOfRooms = suspect.rooms.filter(function (room) { | |
return Object.values(room).includes(false); | |
}).flatMap(function (room) { | |
return Object.keys(room); | |
}); | |
listOfListOfRooms.push(listOfRooms); | |
}); | |
console.log(listOfListOfRooms.reduce(intersection)); | |
</script> | |
<script id="jsbin-source-javascript" type="text/javascript">// For the data set given below, find room which is false for all suspects (objects in the newDevelopment array) | |
const newDevelopment = [ | |
{ | |
name: 'Miss Scarlet', | |
present: true, | |
rooms: [ | |
{kitchen: false}, | |
{ballroom: false}, | |
{conservatory: true}, | |
{'dining room': true}, | |
{'billiard room': false}, | |
{library: true} | |
] | |
}, | |
{ | |
name: 'Reverend Green', | |
present: true, | |
rooms: [ | |
{kitchen: true}, | |
{ballroom: false}, | |
{conservatory: false}, | |
{'dining room': false}, | |
{'billiard room': true}, | |
{library: false} | |
] | |
}, | |
{ | |
name: 'Colonel Mustard', | |
present: true, | |
rooms: [ | |
{kitchen: false}, | |
{ballroom: false}, | |
{conservatory: true}, | |
{'dining room': false}, | |
{'billiard room': true}, | |
{library: false} | |
] | |
}, | |
{ | |
name: 'Professor Plum', | |
present: true, | |
rooms: [ | |
{kitchen: true}, | |
{ballroom: false}, | |
{conservatory: false}, | |
{'dining room': true}, | |
{'billiard room': false}, | |
{library: false} | |
] | |
} | |
]; | |
function intersection(rooms1, rooms2) { | |
const intersection = []; | |
rooms1.forEach(room => { | |
if (rooms2.includes(room)) { | |
intersection.push(room); | |
} | |
}); | |
return intersection; | |
} | |
const listOfListOfRooms = []; | |
newDevelopment.forEach(suspect => { | |
const listOfRooms = suspect.rooms | |
.filter(room => Object.values(room).includes(false)) | |
.flatMap(room => Object.keys(room)); | |
listOfListOfRooms.push(listOfRooms); | |
}); | |
console.log(listOfListOfRooms.reduce(intersection));</script></body> | |
</html> |
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Learn more about bidirectional Unicode characters
// For the data set given below, find room which is false for all suspects (objects in the newDevelopment array) | |
'use strict'; | |
var newDevelopment = [{ | |
name: 'Miss Scarlet', | |
present: true, | |
rooms: [{ kitchen: false }, { ballroom: false }, { conservatory: true }, { 'dining room': true }, { 'billiard room': false }, { library: true }] | |
}, { | |
name: 'Reverend Green', | |
present: true, | |
rooms: [{ kitchen: true }, { ballroom: false }, { conservatory: false }, { 'dining room': false }, { 'billiard room': true }, { library: false }] | |
}, { | |
name: 'Colonel Mustard', | |
present: true, | |
rooms: [{ kitchen: false }, { ballroom: false }, { conservatory: true }, { 'dining room': false }, { 'billiard room': true }, { library: false }] | |
}, { | |
name: 'Professor Plum', | |
present: true, | |
rooms: [{ kitchen: true }, { ballroom: false }, { conservatory: false }, { 'dining room': true }, { 'billiard room': false }, { library: false }] | |
}]; | |
function intersection(rooms1, rooms2) { | |
var intersection = []; | |
rooms1.forEach(function (room) { | |
if (rooms2.includes(room)) { | |
intersection.push(room); | |
} | |
}); | |
return intersection; | |
} | |
var listOfListOfRooms = []; | |
newDevelopment.forEach(function (suspect) { | |
var listOfRooms = suspect.rooms.filter(function (room) { | |
return Object.values(room).includes(false); | |
}).flatMap(function (room) { | |
return Object.keys(room); | |
}); | |
listOfListOfRooms.push(listOfRooms); | |
}); | |
console.log(listOfListOfRooms.reduce(intersection)); |
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