const X = [
{
name: 'main',
},
{
name: 'deleteDevice',
}]
type Y = 'main' | 'deleteDevice'
请问如何用 X 生成一个 Y 的类型
const X = [
{
name: 'main',
},
{
name: 'deleteDevice',
}]
type Y = 'main' | 'deleteDevice'
请问如何用 X 生成一个 Y 的类型
可以使用as const
const X = [
{
name: 'main',
},
{
name: 'deleteDevice',
}] as const;
const X2 = X.map(item => item.name);
type Y = typeof X2[number];