CODEWITHSUNDEEP
javascriptdom
Tamil
Tamil

Reputation: 5358

isChild(node1, node2) javascript

Efficient way to implement the follwing function in javascript

boolean isChild(node1, node2)

where,
node1 = Considered parent node
node2 = Considered child node

function returns true if node2 is a child of node1 else false

Upvotes: 0

Views: 661

Answers (1)

user1106925
user1106925

Reputation: 

function isChild(node1, node2) {
    return node2 && node2.parentNode === node1;
}

DEMO: http://jsfiddle.net/pPaKy/

Upvotes: 6

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