replaceTitle.user.js

replaceTitle.user.js

// ==UserScript==
// @name            Replace Title
// @run-at          document-end
// @author          2ke
// @grant           none
// @version         1
// @include         *
// ==/UserScript==

;(function(){
    
    "use strict";
    
    var replaceTitle = {
        
        keywords : [
            ["易亚媛","歪歪"],
            ["文科","老科"]
        ],
        
        replacekw : function(){
            this.keywords.forEach(function(i){
                if(document.title.search(i[0]) !== -1){
                    document.title = document.title.replace(new RegExp(i[0],'gi'),i[1]);
                }
            });         
        },
        
        init : function(){      
            this.replacekw();            
            var target = document.querySelector("title");
            var MutationObserver = window.MutationObserver ||
                window.WebKitMutationObserver || window.MozMutationObserver;
            var observer = new MutationObserver(function(mutations) {
                mutations.forEach(function() {
                    replaceTitle.replacekw();
                });
            });
            var config = { attributes: true, childList: true, characterData: true };
            observer.observe(target, config);
        }
    }

    replaceTitle.init();
    
})();