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    DOMTokenList.replace()

    This is an experimental technology
    Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.

    The replace() method of the DOMTokenList interface replaces an existing token within a given list by a new one.

    Syntax

    tokenList.replace(oldToken, newToken);

    Parameters

    oldToken
    A DOMString containing the token to replace.
    newToken
    A DOMString containing the new token

    Example

    console.log(document.documentElement.classList.contains("_mdntest")); //false
console.log(document.documentElement.classList.contains("_mdntest2")); //false
document.documentElement.classList.add("_mdntest");
document.documentElement.classList.replace("_mdntest", "_mdntest2");
console.log(document.documentElement.classList.contains("_mdntest")); //false
console.log(document.documentElement.classList.contains("_mdntest2")); //true

    Specifications

    Specification Status Comment
    DOM
    The definition of 'DOMTokenList.replace()' in that specification.    		 Living Standard Initial definition.

    Browser compatibility

    Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
    Basic support ? 49 (49) ? ? ?
    Feature Android Android Webview Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile Chrome for Android
    Basic support ? ? 49.0 (49) ? ? ? ?

    Document Tags and Contributors

    Tags: 
     Contributors to this page: zbinlin, jpmedley, teoli
     Last updated by: zbinlin,