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unit-no-unknown

Disallow unknown units.

a { width: 100pixels; }
/** ↑
* These units */

This rule considers units defined in the CSS Specifications, up to and including Editor's Drafts, to be known.

The message secondary option can accept the arguments of this rule.

Options

true

The following patterns are considered problems:

a {
width: 10pixels;
}
a {
width: calc(10px + 10pixels);
}

The following patterns are not considered problems:

a {
width: 10px;
}
a {
width: 10Px;
}
a {
width: 10pX;
}
a {
width: calc(10px + 10px);
}

Optional secondary options

ignoreUnits: ["/regex/", /regex/, "string"]

Given:

["/^--foo-/", "--bar"]

The following patterns are not considered problems:

a {
width: 10--foo--baz;
}
a {
width: 10--bar;
}

ignoreFunctions: ["/regex/", /regex/, "string"]

Given:

["foo", "/^my-/", "/^YOUR-/i"]

The following patterns are not considered problems:

a {
width: foo(1x);
}
a {
width: my-func(1x);
}
a {
width: YoUr-func(1x);
}