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

To use the lt() function from the Lodash library in TypeScript, first install the library via NPM:

npm install lodash
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Then, import the lt() function from the library in your TypeScript file:

index.ts
import { lt } from 'lodash';
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The lt() function accepts two arguments of any type and returns true if the first argument is less than the second argument. Here's an example usage:

index.ts
console.log(lt(2, 5)); // true
console.log(lt(5, 2)); // false
console.log(lt('a', 'z')); // true
console.log(lt(['a', 'b', 'c'], ['d', 'e', 'f'])); // true
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To make the lt() function more type-safe, you can use TypeScript's generics to specify the types of the two arguments. For example:

index.ts
function isLessThan<T extends number | string>(a: T, b: T): boolean {
  return lt(a, b);
}

console.log(isLessThan(2, 5)); // true
console.log(isLessThan('a', 'z')); // true
console.log(isLessThan(5, '2')); // Error: Argument of type 'string' is not assignable to parameter of type 'number | string'
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Note that you can use other comparison operators from Lodash in a similar way, such as gt(), lte(), and gte().

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