how to use the tointeger function from the lodash library in typescript

To use the toInteger function from the Lodash library in TypeScript, you will need to install the Lodash library and its corresponding type definitions using npm.

1. Install Lodash library and type definitions:

index.ts
npm install --save lodash
npm install --save @types/lodash
59 chars
3 lines

2. Import the toInteger function from the Lodash library:

index.ts
import { toInteger } from 'lodash';
36 chars
2 lines

3. Use the toInteger function to convert a value to an integer:

index.ts
const num1: number = 42;
const num2: string = '78.9';
const int1: number = toInteger(num1); // 42
const int2: number = toInteger(num2); // 78
142 chars
5 lines

Note that the toInteger function can take in a value of any data type, but will only convert it to an integer if it is a valid number representation.