imagedashedline
Description
The imagedashedline of Image for PHP draw a dashed line.
Syntax
imagedashedline(
GdImage $image,
int $x1,
int $y1,
int $x2,
int $y2,
int $color
): boolParameters
image
A GdImage object, returned by one of the image creation functions, such as imagecreatetruecolor().
x1
Upper left x coordinate.
y1
Upper left y coordinate 0, 0 is the top left corner of the image.
x2
Bottom right x coordinate.
y2
Bottom right y coordinate.
color
The fill color. A color identifier created with imagecolorallocate().
Return
Returns true on success or false on failure.
Examples
1 · return
<?
$width = 100;
$height = 100;
$image = imagecreate($width, $height);
$red = 255;
$green = 255;
$blue = 255;
$color = imagecolorallocate($image, $red, $green, $blue);
$x1 = 25;
$y1 = 25;
$x2 = 75;
$y2 = 75;
$return = imagedashedline($image, $x1, $y1, $x2, $y2, $color);
var_export($return);
?>true
2 · base64
<?
$width = 100;
$height = 100;
$image = imagecreatetruecolor($width, $height);
$red = 255;
$green = 255;
$blue = 255;
$color = imagecolorallocate($image, $red, $green, $blue);
$x1 = 0;
$y1 = 0;
$x2 = 100;
$y2 = 100;
imagedashedline($image, $x1, $y1, $x2, $y2, $color);
ob_start();
imagepng($image);
$output = ob_get_clean();
echo '<!doctype html>
<html>
<body>
<img src="data:image/png;base64,' . base64_encode($output) . '">
</body>
</html>';
?><!doctype html>
<html>
<body>
<img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGQAAABkCAIAAAD/gAIDAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAlklEQVR4nO3UMQHAQAzEsOdPOqVQzydB8OB3d4//9Gr0Atjg941ejV6NXgAb/L7Rq9Gr0Qtgg983ejV6NXoBbPD7Rq9Gr0YvgA1+3+jV6NXoBbDB7xu9Gr0avQA2+H2jV6NXoxfABr9v9Gr0avQC2OD3jV6NXo1eABv8vtGr0avRC2CD3zd6NXo1egFs8PtGr0avRq/sA2zrmGiDdVj/AAAAAElFTkSuQmCC">
</body>
</html>Links
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