see if string matches regex javascript code example

Example 1: js match any number string

const match = 'some/path/123'.match(/\/(\d+)/)
const id = match[1] // '123'

Example 2: object javascript match by property value

const inventory = [
  {name: 'apples', quantity: 2},
  {name: 'bananas', quantity: 0},
  {name: 'cherries', quantity: 5}
];

function isCherries(fruit) { 
  return fruit.name === 'cherries';
}

console.log(inventory.find(isCherries)); 
// { name: 'cherries', quantity: 5 }