CairoSvgSurface::getVersions()

(PECL cairo >= 0.1.0)

Used to retrieve a list of supported SVG versions

说明

面向对象风格(method):

publicstaticCairoSvgSurface::getVersions(void): array

过程化风格:

cairo_svg_get_versions(void): array

Returns a numerically indexed array of currently available CairoSvgVersion constants. In order to retrieve the string values for each item, use CairoSvgSurface::versionToString().

参数

此函数没有参数。

返回值

Returns a numerically indexed array of integer values.

范例

Example #1 CairoSvgSurface::getVersions() example

<?php
/* Grab our list of versions */
$versions = CairoSvgSurface::getVersions();
var_dump($versions);
/* echo the string name of each version */
foreach($versions as $id) {
    echo CairoSvgSurface::versionToString($id), PHP_EOL;
}
?>

以上例程的输出类似于：

array(2) {
  [0]=>
  int(0)
  [1]=>
  int(1)
}
SVG 1.1
SVG 1.2

Example #2 过程化风格

<?php
/* Grab our list of versions */
$versions = cairo_svg_surface_get_versions();
var_dump($versions);
/* echo the string name of each version */
foreach($versions as $id) {
    echo cairo_svg_surface_version_to_string($id), PHP_EOL;
}
?>

以上例程的输出类似于：

array(2) {
  [0]=>
  int(0)
  [1]=>
  int(1)
}
SVG 1.1
SVG 1.2

参见

• CairoSvgSurface::versionToString() The versionToString purpose