HaruPage::setGrayFill
(PECL haru >= 0.0.1)
HaruPage::setGrayFill — Set filling color for the page
说明
HaruPage::setGrayFill
( float
$value
) : boolDefines filling color for the page.
参数
-
value -
The value of gray level between 0 and 1.
返回值
Returns TRUE on success.
错误／异常
发生错误时抛出 HaruException 异常。
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