CairoImageSurface::getHeight
(PECL cairo >= 0.1.0)
CairoImageSurface::getHeight — Retrieves the height of the CairoImageSurface
说明
public
CairoImageSurface::getHeight (
void ) :
int
This methods returns the CairoImageSurface height.
参数
此函数没有参数。
返回值
CairoImageSurface object height
范例
Example #1 CairoImageSurface::getHeight() example
<?php
// creates a new image surface
$surface = new CairoImageSurface(CairoFormat::ARGB32, 80, 50);
//gets the height
var_dump($surface->getHeight());
?>
以上例程的输出类似于:
int(50)