本文整理匯總了TypeScript中wed/domutil.firstDescendantOrSelf函數的典型用法代碼示例。如果您正苦於以下問題：TypeScript firstDescendantOrSelf函數的具體用法？TypeScript firstDescendantOrSelf怎麽用？TypeScript firstDescendantOrSelf使用的例子？那麽, 這裏精選的函數代碼示例或許可以為您提供幫助。
在下文中一共展示了firstDescendantOrSelf函數的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的TypeScript代碼示例。
示例1: it
it("returns the first descendant", () => {
const node = root;
assert.isNotNull(node); // make sure we got something
assert.isDefined(node); // make sure we got something
assert.equal(domutil.firstDescendantOrSelf(node),
root.getElementsByTagName("title")[0].firstChild);
});示例2: it
it("moves the caret to the previous line", () => {
// Text node inside 2nd paragraph.
const initial = editor.dataRoot.querySelectorAll("body>p")[1];
caretManager.setCaret(initial.firstChild, 0);
editor.type(keyConstants.UP_ARROW);
// We end up in the previous paragraph.
dataCaretCheck(editor,
firstDescendantOrSelf(initial.previousElementSibling)!,
0, "moved up");
});