required
Ta’rif va qo‘llanilishi
required atributi mantiqiy (boolean) atributdir.
Bu atribut mavjud bo‘lsa, forma yuborilishidan oldin element to‘ldirilishi shartligini bildiradi.
Qo‘llaniladigan elementlar
required atributini quyidagi elementlarda ishlatish mumkin:
Misollar
Input misoli
Majburiy kiritish maydoniga ega HTML forma:
<form action="/action_page.php">
Username: <input type="text" name="usrname" required>
<input type="submit">
</form>
O‘zingiz sinab ko‘ring »
Select misoli
Majburiy ochiladigan ro‘yxatga ega HTML forma:
<select required>
<option value="">None</option>
<option value="volvo">Volvo</option>
<option value="saab">Saab</option>
<option value="mercedes">Mercedes</option>
<option value="audi">Audi</option>
</select>
O‘zingiz sinab ko‘ring »
Textarea misoli
Majburiy matn maydoniga ega forma:
<form action="/action_page.php">
<textarea name="comment" required></textarea>
<input type="submit">
</form>
O‘zingiz sinab ko‘ring »
Brauzerlarda qo‘llab-quvvatlash
required atributining har bir element uchun brauzerlarda qo‘llab-quvvatlanishi quyidagicha:
| Element | |||||
|---|---|---|---|---|---|
| input | 5.0 | 10.0 | 4.0 | Qo‘llab-quvvatlanmaydi | 9.6 |
| select | Ha | 10.0 | Ha | Qo‘llab-quvvatlanmaydi | Ha |
| textarea | 5.0 | 10.0 | 4.0 | Qo‘llab-quvvatlanmaydi | Ha |
W3Schools Pathfinder
Yutuqlaringizni kuzating – bu bepul!