2022-01-07 SASS @each指令

.scss

@each $var in (left, center, right) {
	.text-#{$var} {
		text-align: $var;
	}
}

.css

.text-left {
	text-align: left;
}
.text-center {
	text-align: center;
}
.text-right {
	text-align: right;
}