typescript define type of map code example
Example: typescript create map
var map = new Map();
map.set('1', 'Ail');
map.set(1, 'testvalue');
console.log( "Value 1= " + map.get(1));
console.log( "Key is Present in the Map = " + map.has(3) );
console.log( "Delete value from Map = " + map.delete(1) );