Home/ Manual/ image / functions/ imagedashedline

imagedashedline

PHP function Edit on GitHub ✎

(PHP 4, PHP 5, PHP 7, PHP 8)

Draw a dashed line

Description

imagedashedline(GdImage $image, int $x1, int $y1, int $x2, int $y2, int $color): true

This function is deprecated. Use combination of imagesetstyle() and imageline() instead. 0, 0 is the top left corner of the image.

Parameters

x1: x-coordinate of the first point.
y1: y-coordinate of the first point.
x2: x-coordinate of the second point.
y2: y-coordinate of the second point.
color: The fill color. Color

Return Values

Always

Changelog

Version	Description

Examples

imagedashedline() example

php

<?php
// Create a 100x100 image
$im = imagecreatetruecolor(100, 100);
$white = imagecolorallocate($im, 0xFF, 0xFF, 0xFF);

// Draw a vertical dashed line
imagedashedline($im, 50, 25, 50, 75, $white);

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

The above example will output something similar to: Output of example : imagedashedline()

Alternative to imagedashedline()

php

<?php
// Create a 100x100 image
$im = imagecreatetruecolor(100, 100);
$white = imagecolorallocate($im, 0xFF, 0xFF, 0xFF);

// 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($im, 50, 25, 50, 75, IMG_COLOR_STYLED);

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