Cron Validator

Utility

Validate and describe cron expressions with human-readable output.

Import

import { cron } from 'toolmetry';

API Reference

Function	Parameters	Returns	Description
`cronValidate`	`expression: string`	`{ valid, error, fields }`	Validate a cron expression
`cronDescribe`	`expression: string`	`string`	Get human-readable description

Examples

Validate

import { cronValidate } from 'toolmetry';

const result = cronValidate('0 0 * * *');
// { valid: true, error: null, fields: {...} }

Describe

import { cronDescribe } from 'toolmetry';

cronDescribe('0 0 * * *');
// "Cron: 0 0 * * * (at minute 0, at hour 0)"

cronDescribe('@daily');
// "Runs once a day (at midnight)"

Try It Live

Input

Roman Numerals

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