Hash Table

Developer
Beau Carnes
Size
1,783 Kb
Views
28,336
  1. Hash Table Previews
  2. Hash Table HTML Codes
  3. Hash Table JS Codes

How do I make an hash table?

What is a hash table? How do you make a hash table? This script and codes were developed by Beau Carnes on 13 September 2022, Tuesday.

Hash Table Previews
IQ Test

Hash Table - Script Codes HTML Codes

<!DOCTYPE html>
<html >
<head> <meta charset="UTF-8"> <title>Hash Table</title>
</head>
<body> <script src="js/index.js"></script>
</body>
</html>

Hash Table - Script Codes JS Codes

/* Hash Table */
var hash = (string, max) => { var hash = 0; for (var i = 0; i < string.length; i++) { hash += string.charCodeAt(i); } return hash % max;
};
let HashTable = function() { let storage = []; const storageLimit = 14; this.print = function() { console.log(storage) } this.add = function(key, value) { var index = hash(key, storageLimit); if (storage[index] === undefined) { storage[index] = [ [key, value] ]; } else { var inserted = false; for (var i = 0; i < storage[index].length; i++) { if (storage[index][i][0] === key) { storage[index][i][1] = value; inserted = true; } } if (inserted === false) { storage[index].push([key, value]); } } }; this.remove = function(key) { var index = hash(key, storageLimit); if (storage[index].length === 1 && storage[index][0][0] === key) { delete storage[index]; } else { for (var i = 0; i < storage[index].length; i++) { if (storage[index][i][0] === key) { delete storage[index][i]; } } } }; this.lookup = function(key) { var index = hash(key, storageLimit); if (storage[index] === undefined) { return undefined; } else { for (var i = 0; i < storage[index].length; i++) { if (storage[index][i][0] === key) { return storage[index][i][1]; } } } };
};
console.log(hash('quincy', 10))
let ht = new HashTable();
ht.add('beau', 'person');
ht.add('fido', 'dog');
ht.add('rex', 'dinosour');
ht.add('tux', 'penguin')
console.log(ht.lookup('tux'))
ht.print();
Hash Table - Script Codes
Hash Table - Script Codes
Home Page Home
Developer Beau Carnes
Username beaucarnes
Uploaded September 13, 2022
Rating 3
Size 1,783 Kb
Views 28,336
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