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Ce document utilise Manuel du site Web PHP chinois Libérer
(PECL cairo >= 0.1.0)
CairoImageSurface::getHeight — Retrieves the height of the CairoImageSurface
This methods returns the CairoImageSurface height.
此函数没有参数。
CairoImageSurface object height
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)