2808 explained code solutions for 75 technologies


php-gdDrawing with GD - usage example


<?php

$im = imageCreate(400, 300);

$c_black = imageColorAllocate($im, 0,0,0);
$c_green = imageColorAllocate($im, 46,204,64);

imagefilledellipse($im, 200, 150, 100, 100, $c_green);

imagePng($im, '/tmp/image.png');ctrl + c
imageCreate

creates GD image object with specified width & height

400, 300

we create image of 400 pixels in width and 300 in height

imageColorAllocate

creates color object to later use in image

0,0,0

RGB codes for black color

46,204,64

RGB codes for nice green color from clrs.cc

imagefilledellipse

creates ellipse with specified coordinates, radius and color

imagePng

saves image in PNG format to the given path

/tmp/image.png

path to write generated image to