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PHP5中文手册

ps_setgray

(PECL ps:1.1.0-1.1.1)

ps_setgray — Sets gray value

说明

bool ps_setgray ( resource $psdoc , float $gray )

Sets the gray value for all following drawing operations.

参数

psdoc

Resource identifier of the postscript file as returned by ps_new().

gray

The value must be between 0 (white) and 1 (black).

返回值

如果成功则返回 TRUE,失败则返回 FALSE

参见