var um=document.getElementById('username'); var pw=document.getElementById(' password'); var pw2=document.getElementById(' password-2'); if(/[\d\w]{3,10}/.test(um.value) && /.{6,20}/.test(pw.value) && pw.value === pw2.value){ return true; } return false; }
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慕纳兰
var um=document.getElementById('username'); var pw=document.getElementById(' password'); var pw2=document.getElementById(' password-2'); if(/[\d\w]{3,10}/.test(um.value) && /.{6,20}/.test(pw.value) && pw.value === pw2.value){ return true; } return false; }