map_values($map) Returns a list of all values in a map. This list may include duplicate values, if multiple keys have the
quote($string) Add quotes to a string if the string isn’t quoted, or returns the same string if it is.
variable_exists($name) Check whether a variable with the given name exists in the current scope or in the global scope.
min($numbers...) Finds the minimum of several numbers. This function takes any number of arguments.
lightness($color) Returns the lightness component of a color. See
append($list, $val, $separator:auto) Appends a single value onto the end of a list. Unless
scale_color($color, [$red], [$green], [$blue], [$saturation], [$lightness], [$alpha]) Fluidly scales one or more properties
map_keys($map) Returns a list of all keys in a map.
to_upper_case($string) Converts a string to upper case.
unique_id Returns a unique CSS identifier. The identifier is returned as an unquoted string. The identifier returned is only
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