createRange metodi
createRange metodi - hujjat fragmenti
obyektini yaratadi. Bu fragment elementlarning
fragmentlari va matn qismlarini o'z ichiga olishi mumkin.
Ushbu metodning mazmunini tushunish uchun misollarni ko'rib chiqing.
Sintaksis
document.createRange();
Misol
Abzats tarkibini olamiz:
<p id="p">
<b>abcde</b>fg
</p>
let p = document.getElementById('p');
let text = document.createRange();
text.selectNode(p);
alert(text.toString());
Kodni bajarish natijasi:
'abcdefg'
Misol
Bunday usul bilan nafaqat element tarkibini, balki umuman hujjatning istalgan qismini olish mumkin. Hatto u bir elementda boshlanib, boshqasida tugasa ham:
<div id="root">
<p>
text1
</p>
<p>
text2
</p>
</div>
let root = document.getElementById('root');
let start = root.children[0].firstChild;
let end = root.children[1].firstChild;
let text = document.createRange();
text.setStart(start, 12);
text.setEnd(end, 8);
alert(text.toString());
Shuningdek qarang
-
getSelectionmetodi
