search node in tree javascript
var stack = [], node, ii;
stack.push(root);
while (stack.length > 0) {
node = stack.pop();
if (node.title == 'randomNode_1') {
// Found it!
return node;
} else if (node.children && node.children.length) {
for (ii = 0; ii < node.children.length; ii += 1) {
stack.push(node.children[ii]);
}
}
}
// Didn't find it. Return null.
return null;trees in javascript
const LEFT = 0;
const RIGHT = 1;
class TreeNode {
constructor(value) {
this.value = value;
this.descendants = [];
this.parent = null;
}
get left() {
return this.descendants[LEFT];
}
set left(node) {
this.descendants[LEFT] = node;
if (node) {
node.parent = this;
}
}
get right() {
return this.descendants[RIGHT];
}
set right(node) {
this.descendants[RIGHT] = node;
if (node) {
node.parent = this;
}
}
}Copyright © 2021 Codeinu
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