This example shows how to draw rectangle in php gd.
This example shows how to draw rectangle in php gd.<?php
header("Content-type: image/jpeg");
$width = 350;
$height = 360;
$im = ImageCreateTrueColor($width, $height);
ImageAntiAlias($im, true);
$white = ImageColorAllocate($im, 255, 255, 255);
ImageFillToBorder($im, 0, 0, $white, $white);
$black = ImageColorAllocate($im, 0, 0, 0);
$blue = ImageColorAllocate($im, 0, 0, 255);
$r_width = 140;
$r_height = 90;
$r_x = 90;
$r_y = 40;
ImageRectangle($im, $r_x, $r_y, $r_x+$r_width, $r_y+$r_height, $black);
$r_width = 140;
$r_height = 90;
$r_x = 90;
$r_y = 180;
ImageFilledRectangle($im, $r_x, $r_y, $r_x+$r_width, $r_y+$r_height, $blue);
ImageJPEG($im);
ImageDestroy($im);
?>
After running the program you will get the following output