ends
This validator checks if a string ends with a given substring.Basic Usage
import { ends } from "@prismane/core/validators"; console.log(ends(".com", "mysite.com")); // Will return null console.log(ends(".com", "mysite.eu")); // Will return an error`
useForm Hook Usage
function Demo() { const { handleSubmit, handleReset, register } = useForm({ fields: { url: { value: "", validators: { ends: (v: string) => ends(v, ".com"), }, }, }, }); return ( <Form onSubmit={(e: any) => { handleSubmit(e, (v: any) => console.log(v)); }} onReset={() => handleReset()} maw={300} > <TextField placeholder="eg. mysite.com" label="URL:" {...register("url")} /> <Button type="submit">Submit</Button> </Form> ); }
API
Parameters
Name | Type | Description |
---|---|---|
value | string | The string that will be validated. |
suffix | string | The suffix that will be searched. |
fieldName | string / undefined | The name of the field. |