PHP - Manual: ncurses_color_content
2024-11-14
(PHP 4 >= 4.3.0, PHP 5 < 5.3.0, PECL ncurses >= 1.0.0)
ncurses_color_content — Retrieves RGB components of a color
$color
, int &$r
, int &$g
, int &$b
) : intRetrieves the red, green, and blue components for the given color definition. Terminal color capabilities must be initialized with ncurses_start_color() prior to calling this function.
color
The number of the color to retrieve information for. May be one of the pre-defined color constants.
r
A reference to which to return the red component of the color. The value returned to the reference will be between 0 and 1000.
g
A reference to which to return the green component of the color. The value returned to the reference will be between 0 and 1000.
b
A reference to which to return the blue component of the color. The value returned to the reference will be between 0 and 1000.
Returns -1 if the function was successful, and 0 if ncurses or terminal color capabilities have not been initialized.
官方地址:https://www.php.net/manual/en/function.ncurses-color-content.php