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javascript:var fid="123",tid=prompt("tid1"),fname="123",title=prompt("标题"); var data='{"tid":"'+tid+'","fid":"'+fid+'","fname":"'+fname+'"}'; document.querySelector("#j_pb_repost").setAttribute("data-field",data); document.querySelector(".j_repost_btn").setAttribute("data-field",data); document.querySelector(".j_repost_btn").setAttribute("data-title",title);void(0);
找到以前 有个替换的代码 但是不知道怎么修改成我需要的