One example is, when working with Modernizr, you should specify various procedures based on supported characteristics:
The specialized storage or access that is utilized solely for statistical functions. The technical storage or accessibility that may be utilized completely for nameless statistical functions.
Lengthen is not able to match selectors with variables. If selector has variable, prolong will overlook it.
In looking to remain as near as feasible to the declarative mother nature of CSS, Less has opted to apply conditional execution through guarded mixins as opposed to if/else statements, from the vein of @media query element specs.
If you wish to make a mixin but you do not want that mixin being in the CSS output, set parentheses following the mixin definition.
It might be practical to prepend a selector into the inherited (mum or dad) selectors. This can be carried out by putting the & after current selector.
On the other hand, you would want to return a correct Less node in the event you wanted to, say, multiply that against other values or do other Less functions. Normally the output with your stylesheet is plain textual content (which can be fantastic for your personal uses).
In case you have a number of matching mixins, all rules are evaluated and merged, and the last matching price with that identifier is returned. This is analogous for the cascade in CSS, and it means that you can "override" mixin values.
Beginning in Less three.five, You may use home/variable accessors to select a price from an evaluated mixin's regulations. This will help you use mixins just click here like features.
If a ruleset includes numerous selectors, any of these can possess the prolong key phrase. Various selectors with lengthen in a single ruleset:
From time to time, you might want to alter the habits of the mixin, dependant on the parameters you pass to it. Let us get started with a little something essential:
Increase by default seems for correct match in between selectors. It does subject whether or not selector works by using major star or not. It doesn't matter that two nth-expressions hold the exact which means, they should really have to exact same sort in order to be matched.
Which means, This might throw an error in 2.x, as features had to be Section of the worth of the house or variable assignment:
Namespacing your mixins such as this cuts down conflicts with other library mixins or user mixins, but can even be a way to "Arrange" teams of mixins.