SVGGraph options: best_fit_combined_project_opacity

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Option name:
best_fit_combined_project_opacity
Default value:
NULL
Added in version:
3.20.4
Data type:
number [?]

The datatypes used in this documentation for specifying SVGGraph options are described below. All options can be a literal value of the data type described, a variable containing the data type, or an expression that will produce the data type when evaluated (and they must always be valid PHP expressions).

array
An array, the number and data types of its members will depend on the option for which is it used.
boolean
A boolean TRUE or FALSE value, or any values that convert easily such as 1, "1", 0 and "".
callback
A callable function, which can be either the name of a function or an anonymous function itself.
colour
Any of the colour values supported by SVG inside a single or double quoted string. These include three and six digit hex codes, RGB and RGBA colours, and colour names. SVG uses "none" for no colour, which generally leaves things transparent.
fill
A colour value or one of the gradients and patterns supported by SVGGraph. See the SVGGraph colours page for details.
integer
A negative or positive whole number or 0.
measurement
An integer or float value, or a string containing a number followed by one of these CSS units: px, in, cm, mm, pt, pc.
number
Any number supported by PHP, for example 1 or -3.2 or 1.63e5 or M_PI.
string
Single or double quoted strings. Remember to double-quote your strings if you are inserting a line break:
"Line 1\nLine 2".
Per-dataset:
no
Supported by:
BarAndLineGraph LineGraph MultiLineGraph MultiScatterGraph MultiSteppedLineGraph ScatterGraph StackedBarAndLineGraph StackedLineGraph SteppedLineGraph
Tags:
best-fit trend line

Opacity of combined best-fit line projections.

This option specifies the opacity of the projected sections of the combined best-fit or trend line. These sections are enabled when using the best_fit_combined_range and best_fit_combined_project options.

The default value NULL means that SVGGraph will use the same opacity value for the projected sections as is used for the main part of the line, set with the best_fit_combined_opacity option.

See also:
best_fit_combined best_fit_combined_project best_fit_combined_range best_fit_combined_project_colour best_fit_combined_project_width best_fit_combined_project_dash

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