PHP 8.1.0 Released!

imagestringup

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

imagestringupDraw a string vertically

Description

imagestringup(
    GdImage $image,
    GdFont|int $font,
    int $x,
    int $y,
    string $string,
    int $color
): bool

Draws a string vertically at the given coordinates.

Parameters

image

A GdImage object, returned by one of the image creation functions, such as imagecreatetruecolor().

font

Can be 1, 2, 3, 4, 5 for built-in fonts in latin2 encoding (where higher numbers corresponding to larger fonts) or GdFont instance, returned by imageloadfont().

x

x-coordinate of the bottom left corner.

y

y-coordinate of the bottom left corner.

string

The string to be written.

color

A color identifier created with imagecolorallocate().

Return Values

Returns true on success or false on failure.

Changelog

Version Description
8.1.0 The font parameter now accepts both an GdFont instance and an int; previously only int was accepted.
8.0.0 image expects a GdImage instance now; previously, a resource was expected.

Examples

Example #1 imagestringup() example

<?php
// create a 100*100 image
$im imagecreatetruecolor(100100);

// Write the text
$textcolor imagecolorallocate($im0xFF0xFF0xFF);
imagestringup($im34080'gd library'$textcolor);

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

The above example will output something similar to:

Output of example : imagestringup()

See Also

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User Contributed Notes 1 note

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3
Anonymous
18 years ago
function imagestringdown(&$image, $font, $x, $y, $s, $col)
{
    $width = imagesx($image);
   $height = imagesy($image);
   
    $text_image = imagecreate($width, $height);

   $white = imagecolorallocate ($text_image, 255, 255, 255);
   $black = imagecolorallocate ($text_image, 0, 0, 0); 

    $transparent_colour = $white;
   if ($col == $white)
      $transparent_color = $black;
 
   imagefill($text_image, $width, $height, $transparent_colour);
   imagecolortransparent($text_image, $transparent_colour);
 
   imagestringup($text_image, $font, ($width - $x), ($height - $y), $s, $col);
   imagerotate($text_image, 180.0, $transparent_colour);
 
   imagecopy($image, $text_image, 0, 0, 0, 0, $width, $height);
}
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