replaceKey

Class

Method of Hash

Library

hash.js

Syntax

exampleHash.replaceKey(oldKey, newKey);

Parameters

oldKey A string of the key to be replaced. newKey A string of the key to replace the old key with.

Description

Replaces a key in the Hash with a new one. It an item for newKey already exists, the value is overwritten with the one from oldKey.

Examples

var badSciFi = new Hash();
movie = '';

badSciFi.setItem("Connery", "Zardoz");
badSciFi.setItem("York", "Logan's Run");
badSciFi.setItem("Douglas", "Saturn 3");

movie = badSciFi.getItem('York');        // movie is set to "Logan's Run"
badSciFi.replaceKey('York', 'Ustinov');
movie = badSciFi.getItem('Ustinov');     // movie is still set to "Logan's Run"