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PHP Manual [imagedashedline]

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PHP Manual || GD and Image Functions

(PHP 4, PHP 5, PHP 7)

imagedashedlineDraw a dashed line

Description

imagedashedline ( resource $image , int $x1 , int $y1 , int $x2 , int $y2 , int $color ) : bool

This function is deprecated. Use combination of imagesetstyle() and imageline() instead.

Parameters

image

An image resource, 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 Values

Returns TRUE on success or FALSE on failure.

Examples

Example #1 imagedashedline() example

<?php
// Create a 100x100 image
$im imagecreatetruecolor(100100);
$white imagecolorallocate($im0xFF0xFF0xFF);

// Draw a vertical dashed line
imagedashedline($im50255075$white);

// Save the image
imagepng($im'./dashedline.png');
imagedestroy($im);
?>

The above example will output something similar to:

Output of example : imagedashedline()

Example #2 Alternative to imagedashedline()

<?php
// Create a 100x100 image
$im imagecreatetruecolor(100100);
$white imagecolorallocate($im0xFF0xFF0xFF);

// Define our style: First 4 pixels is white and the 
// next 4 is transparent. This creates the dashed line effect
$style = Array(
                
$white
                
$white
                
$white
                
$white
                
IMG_COLOR_TRANSPARENT
                
IMG_COLOR_TRANSPARENT
                
IMG_COLOR_TRANSPARENT
                
IMG_COLOR_TRANSPARENT
                
);

imagesetstyle($im$style);

// Draw the dashed line
imageline($im50255075IMG_COLOR_STYLED);

// Save the image
imagepng($im'./imageline.png');
imagedestroy($im);
?>

See Also



PHP Manual || GD and Image Functions