(PHP 4, PHP 5)
imagefontwidth — Get font width
Returns the pixel width of a character in font.
Can be 1, 2, 3, 4, 5 for built-in fonts in latin2 encoding (where higher numbers corresponding to larger fonts) or any of your own font identifiers registered with imageloadfont().
Returns the width of the pixel
Example #1 Using imagefontwidth() on built-in fonts
<?php
echo 'Font width: ' . imagefontwidth(4);
?>
The above example will output something similar to:
Font width: 8
Example #2 Using imagefontwidth() together with imageloadfont()
<?php
// Load a .gdf font
$font = imageloadfont('anonymous.gdf');
echo 'Font width: ' . imagefontwidth($font);
?>
The above example will output something similar to:
Font width: 23