在此插入代码 var username = document.getElementById('username').value; var pwd1 = document.getElementById('password').value; var pwd2 = document.getElementById('password-2').value; var re1 = /^\w{3,10}$/; var re2 = /^.{6,20}$/; if ( re1.test(username) === false) { alert("用户名长度须为3-10位字母或数字"); return false; }else if( re2.test(pwd1) === false){ alert("口令长度须为6-20位"); return false; }else if(pwd1 !== pwd2){ alert("口令不一致"); return false; }else{ return true; }
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