WordPress/wp-admin/js/word-count.min.js

!function(a,b){wpWordCount={settings:{strip:/<[a-zA-Z\/][^<>]*>/g,clean:/[0-9.(),;:!?%#$¿'"_+=\\/-]+/g,w:/\S\s+/g,c:/\S/g},block:0,wc:function(c,d){var e=this,f=a(".word-count"),g=0;d===b&&(d=wordCountL10n.type),"w"!==d&&"c"!==d&&(d="w"),e.block||(e.block=1,setTimeout(function(){c&&(c=c.replace(e.settings.strip," ").replace(/&nbsp;|&#160;/gi," "),c=c.replace(e.settings.clean,""),c.replace(e.settings[d],function(){g++})),f.html(g.toString()),setTimeout(function(){e.block=0},2e3)},1))}},a(document).bind("wpcountwords",function(a,b){wpWordCount.wc(b)})}(jQuery);