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Последние активные темы форума |
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imagecolorsforindex
(PHP 3, PHP 4 , PHP 5) imagecolorsforindex -- Get the colors for an index
Descriptionarray imagecolorsforindex ( resource image, int index ) This returns an associative array with red, green, blue and alpha
keys that contain the appropriate values for the specified color
index.
Пример 1. imagecolorsforindex() example
<?php
// open an image
$im
=
imagecreatefrompng
(
'nexen.png'
);
// get a color
$start_x
=
40
;
$start_y
=
50
;
$color_index
=
imagecolorat
(
$im
,
$start_x
,
$start_y
);
// make it human readable
$color_tran
=
imagecolorsforindex
(
$im
,
$color_index
);
// what is it ?
echo
'<pre>'
;
print_r
(
$color_tran
);
echo
'</pre>'
;
?>
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This example will output :
Array
(
[red] => 226
[green] => 222
[blue] => 252
[alpha] => 0
) |
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Смотрите также imagecolorat() and
imagecolorexact().
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