const simpleArray = [3, 5, 7, 15];
const objectArray = [{ name: 'John' }, { name: 'Emma' }]
console.log( simpleArray.find(e => e === 7) )
// expected output 7
console.log( simpleArray.find(e => e === 10) )
// expected output undefined
console.log( objectArray.find(e => e.name === 'John') )
// expected output { name: 'John' }const array1 = [5, 12, 8, 130, 44];
const found = array1.find(element => element > 10);
console.log(found);
// expected output: 12const inventory = [
{id: 23, quantity: 2},
{id: '24', quantity: 0},
{id: 25, quantity: 5}
];
// Check type and value using ===
const result = inventory.find( ({ id }) => id === 23 );
// Check only value using ==
const result = inventory.find( ({ id }) => id == 24 ); public static void main(String[] args) {
int[] xr = {1, 2, 3, 4, 5};
int key = 3;
for (int i = 0; i < xr.length ; i++) {
if (key==xr[i]){
System.out.println("element is: "+i);
}
}
}