bd028579
 易尊强
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export function createTextNode(text) {
return document.createTextNode(text);
}
export function createComment(text) {
return document.createComment(text);
}
export function insertBefore(parentNode, newNode, referenceNode) {
parentNode.insertBefore(newNode, referenceNode);
}
export function removeChild(node, child) {
node.removeChild(child);
}
export function appendChild(node, child) {
node.appendChild(child);
}
export function parentNode(node) {
return node.parentNode;
}
export function nextSibling(node) {
return node.nextSibling;
}
export function tagName(elm) {
return elm.tagName;
}
export function setTextContent(node, text) {
node.textContent = text;
}
export function getTextContent(node) {
return node.textContent;
}
export function isElement(node) {
return node.nodeType === 1;
}
export function isText(node) {
return node.nodeType === 3;
}
export function isComment(node) {
return node.nodeType === 8;
}
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