javascript validar regex telefone code example
Example 1: pattern telefone js
/^\([1-9]{2}\) (?:[2-8]|9[1-9])[0-9]{3}\-[0-9]{4}$/Example 2: regex para telefone celular
^\([1-9]{2}\) [9]{0,1}[6-9]{1}[0-9]{3}\-[0-9]{4}$/^\([1-9]{2}\) (?:[2-8]|9[1-9])[0-9]{3}\-[0-9]{4}$/^\([1-9]{2}\) [9]{0,1}[6-9]{1}[0-9]{3}\-[0-9]{4}$