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# ps_setpolydash

(PECL)

ps_setpolydash -- Sets appearance of a dashed line

## 说明

bool ps_setpolydash ( resource psdoc, float arr )

Sets the length of the black and white portions of a dashed line. ps_setpolydash() is used to set more complicated dash patterns.

## 参数

psdoc

arr

  arr is a list of length elements alternately for the black and white portion.

## 返回值

如果成功则返回 `TRUE`，失败则返回 `FALSE`。

## 参见

ps_setdash()

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