Imagick::queryFormats
(PECL imagick 2, PECL imagick 3)
Imagick::queryFormats — Returns formats supported by Imagick
说明
public static Imagick::queryFormats(string
$pattern
= "*"): arrayReturns formats supported by Imagick.
参数
-
pattern
-
返回值
Returns an array containing the formats supported by Imagick.
错误/异常
错误时抛出 ImagickException。
范例
示例 #1 Imagick::queryFormats()
<?php
function render() {
$output = "";
$input = \Imagick::queryformats();
$columns = 6;
$output .= "<table border='2'>";
for ($i=0; $i < count($input); $i += $columns) {
$output .= "<tr>";
for ($c=0; $c<$columns; $c++) {
$output .= "<td>";
if (($i + $c) < count($input)) {
$output .= $input[$i + $c];
}
$output .= "</td>";
}
$output .= "</tr>";
}
$output .= "</table>";
return $output;
}
?>
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User Contributed Notes 1 note
kawewong at gmail dot com ¶
11 months ago
The pattern argument is case sensitive. Example:
<?php
$input = \Imagick::queryformats('PNG*');
?>
The PNG* will be included PNG, PNG00, PNG24, PNG32, PNG48, PNG64, PNG8
(Reference https://www.geeksforgeeks.org/php-imagick-queryformats-function/ )
If you enter png* then it will be return nothing.