Cairo
PHP Manual

Cairo::availableSurfaces

cairo_available_surfaces

(PECL cairo >= 0.1.0)

Cairo::availableSurfaces -- cairo_available_surfacesRetrieves all available surfaces

说明

Object oriented style (method):

public static array Cairo::availableSurfaces ( void )

Procedural style:

array cairo_available_surfaces ( void )

Returns an array with the available surface backends

参数

此函数没有参数。

返回值

A list-type array with all available surface backends.

范例

Example #1 Object oriented style

<?php

/* Object Oriented style */
var_dump(Cairo::availableSurfaces());

?>

以上例程的输出类似于:

array(6) {
  [0]=>
  string(5) "IMAGE"
  [1]=>
  string(3) "PNG"
  [2]=>
  string(3) "PDF"
  [3]=>
  string(2) "PS"
  [4]=>
  string(3) "SVG"
  [5]=>
  string(5) "WIN32"
}

Example #2 Procedural style

<?php

/* Procedural style */
var_dump(cairo_available_surfaces());

?>

以上例程的输出类似于:

array(6) {
  [0]=>
  string(5) "IMAGE"
  [1]=>
  string(3) "PNG"
  [2]=>
  string(3) "PDF"
  [3]=>
  string(2) "PS"
  [4]=>
  string(3) "SVG"
  [5]=>
  string(5) "WIN32"
}

参见


Cairo
PHP Manual