是否可以有复选框提示? [关闭]

问题描述 投票:0回答:0

我正在尝试运行这个小书签代码

javascript:(function()%7Bfunction%20callback()%7B(function(%24)%7Bvar%20jQuery%3D%24%3Balert(%22Welcome%20to%20my%20weird%20fighting%20game%20using%20alert%20prompts%20smooshed%20into%20a%20bookmarklet%20for%20the%20funnies!%20(Will%20reset%20everytime%20you%20leave)%22)%3Bvar%20difficulty%20%3D%20prompt(%22Difficulty%3F%20(H%20for%20Hard%2C%20A%20for%20Amateur%2C%20E%20for%20Easy!)%22)if(difficulty%20%3D!%20%22H%22%20%7C%7C%20%22h%22%20%7C%7C%20%22A%22%20%7C%7C%20%22a%22%20%7C%7C%20%22E%22%20%7C%7C%20%22e%22)%7Balert(%22Invalid%20input%2C%20try%20puttting%20a%20REAL%20DIFFICULTY%20GOOFY%20%5C(Run%20bookmarklet%20again%5C).%22)%3B%7D%7D)(jQuery.noConflict(true))%7Dvar%20s%3Ddocument.createElement(%22script%22)%3Bs.src%3D%22https%3A%2F%2Fajax.googleapis.com%2Fajax%2Flibs%2Fjquery%2F1.11.1%2Fjquery.min.js%22%3Bif(s.addEventListener)%7Bs.addEventListener(%22load%22%2Ccallback%2Cfalse)%7Delse%20if(s.readyState)%7Bs.onreadystatechange%3Dcallback%7Ddocument.body.appendChild(s)%3B%7D)()
但是它抛出了错误

Unexpected token: if

我不知道该怎么做才能摆脱这个错误,有人能帮忙吗?

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