Inayotaka ya Input Submit autofocus

Inasifiaja na Matumizi

autofocus Inakisha au inapata sababu kifungu cha kufungua hatua kinachopendeza kushika uangalifu wakati ujenzi unapakia.

Inafaa sababu hii inatambua sababu HTML autofocus.

Tafakari pia:

Kivinio cha HTML:HTML <input> autofocus mafano

Mfano

Tafakari kwa ukima kwa kifungu cha kufungua hatua wakati ujenzi unapakia:

var x = document.getElementById("mySubmit").autofocus;

Tafakari kwa mafanikio

Inasifiaja

Inapata autofocus sababu:

submitObject.autofocus

Inakisha autofocus sababu:

submitObject.autofocus = true|false

Inayotaka ya sababu

Inayotaka Inasifiaja
true|false

Inakisha kwa ukamilifu ambao kifungu chake kinachopendeza kushika uangalifu wakati ujenzi unapakia.

  • true - 提交按钮获得焦点
  • false - 默认。提交按钮未获得焦点

技术细节

返回值: 布尔值,如果提交按钮在页面加载时自动获得焦点,则返回 true;否则返回 false

浏览器支持

表中的数字注明了首个完全支持该属性的浏览器版本。

Chrome Edge Firefox Safari Opera
Chrome Edge Firefox Safari Opera
Msaada 10.0 Msaada Msaada Msaada