PHP5中文手册·Sets drawing color to gray value -- 追寻梦想＞编程乐园＞PHP 编程

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	PHP5中文手册 cpdf_setgray_fill cpdf_setgray ClibPDF PHP Manual cpdf_setgray_stroke (PHP 4, PHP 5 <= 5.0.5) cpdf_setgray_stroke — Sets drawing color to gray value 说明 bool cpdf_setgray_stroke ( int `$pdf_document` , float `$gray_value` ) Sets the current drawing 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`。参见 cpdf_setrgbcolor_stroke() cpdf_setgray_fill cpdf_setgray ClibPDF PHP Manual