前端入门一之JS对象、字符串对象、数组对象、Data()对象等

几个docker可用的镜像源

sudo rm -rf /etc/docker/daemon.json
sudo mkdir -p /etc/docker



sudo tee /etc/docker/daemon.json <<-'EOF'
{
     "registry-mirrors": ["https://docker.1panel.live/"],
     "registry-mirrors": ["https://dockerproxy.cn"],
     "registry-mirrors": ["https://dockerpull.com"]
}
EOF


sudo systemctl daemon-reload
sudo systemctl restart docker