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PHP5中文手册

cpdf_setgray

(PHP 4, PHP 5 <= 5.0.5)

cpdf_setgray — Sets drawing and filling color to gray value

说明

bool cpdf_setgray ( int $pdf_document , float $gray_value )

Sets the current drawing and filling color to the given gray value.

参数

pdf_document

The document handle, returned by cpdf_open().

gray_value

The gray value, as a float

返回值

如果成功则返回 TRUE,失败则返回 FALSE