JavaScript - setAttributeNS() method

revision:

Category : element

setAttributeNS() methof adds a new attribute or changes the value of an attribute with the given namespace and name.

Syntax : 

        setAttributeNS(namespace, name, value)

Parameters:

namespace : a string specifying the namespace of the attribute.

name : a string identifying the attribute by its qualified name; that is, a namespace prefix followed by a colon followed by a local name.

value : the desired string value of the new attribute.

Examples: 

            let d = document.getElementById("d1");
            d.setAttributeNS(
              "http://www.mozilla.org/ns/specialspace",
              "spec:align",
              "center"
            );

Practical examples

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