CairoImageSurface::getHeight

(PECL cairo >= 0.1.0)

CairoImageSurface::getHeight — Retrieves the height of the CairoImageSurface

说明

public int CairoImageSurface::getHeight ( void )

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)

参见

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