这是scss的mixin.scss
@mixin bg-image($url) {
background-image: url($url + "@2x.png");
@media (-webkit-min-device-pixel-ratio:3),(min-device-pixel-ratio:3){
background-image: url($url + "@3x.png")
}
}
这是scss的mixin.scss
@mixin bg-image($url) {
background-image: url($url + "@2x.png");
@media (-webkit-min-device-pixel-ratio:3),(min-device-pixel-ratio:3){
background-image: url($url + "@3x.png")
}
}