let users = [
{ 'name': '영희', 'email': "young@gamil.com" },
{ 'name': '영숙', 'email': "suk@naver.com" },
{ 'name': '민수', 'email': "minsu.gmail.com" },
{ 'name': '형준', 'email': "jun@naver,com" },
{ 'name': '철수', 'email': "su.gmail.com" },
{ 'name': '동희', 'email': "dongdong@daum.net" },
]
for (a of users) {
a['email'].includes('@') ? null : console.log(a['name']);
}
