imagefontheight() is an inbuilt function in PHP that is used to get the pixel height of a character in the specified font.
Syntax
int imagefontheight(int $font)
Parameters
imagefontheight() takes one parameter, $font. It holds the font value. The $font values can be 1, 2, 3, 4, and 5 for the built-in fonts or it can be used by using imageloadfont() function for custom fonts.
Return Values
imagefontheight() returns the pixel height of the font.
Example 1
<?php // font height values can be change from 1 to 5. echo 'Font height: ' . imagefontheight(3); ?>
Output
Font height: 13
Example 2
<?php // Get the font height from 1 to 5 echo 'Font height for the font value 1 is' .imagefontheight(1) .'<br>'; //<br> is used for the line break echo 'Font height for the font value 2 is' .imagefontheight(2) . '<br>'; echo 'Font height for the font value 3 is' .imagefontheight(3) . '<br>'; echo 'Font height for the font value 4 is' .imagefontheight(4) .'<br>'; echo 'Font height for the font value 5 is ' .imagefontheight(5) .'<br>'; ?>
Output
Font height for the font value 1 is 8 Font height for the font value 2 is 13 Font height for the font value 3 is 13 Font height for the font value 4 is 16 Font height for the font value 5 is 15