(PHP 4 >= 4.0.7, PHP 5)
imagegd — Output GD image to browser or file
Outputs a GD image to the given filename .
imagecreatetruecolor() 등의 이미지 생성 함수에서 반환한 이미지 자원.
The path to save the file to. If not set or NULL, the raw image stream will be outputted directly.
성공할 경우 TRUE를, 실패할 경우 FALSE를 반환합니다.
Example #1 Outputting a GD image
<?php
// Create a blank image and add some text
$im = imagecreatetruecolor(120, 20);
$text_color = imagecolorallocate($im, 233, 14, 91);
imagestring($im, 1, 5, 5, "A Simple Text String", $text_color);
// Output the image
imagegd($im);
// Free up memory
imagedestroy($im);
?>
Example #2 Saving a GD image
<?php
// Create a blank image and add some text
$im = imagecreatetruecolor(120, 20);
$text_color = imagecolorallocate($im, 233, 14, 91);
imagestring($im, 1, 5, 5, "A Simple Text String", $text_color);
// Save the gd image
// The file format for GD images is .gd, see http://www.libgd.org/GdFileFormats
imagegd($im, 'simple.gd');
// Free up memory
imagedestroy($im);
?>
Note: The GD format is commonly used to allow fast loading of parts of images. Note that the GD format is only usable in GD-compatible applications.