Save current context

# ps_save

(PECL ps >= 1.1.0)

ps_save — Save current context

### 说明

function ps_save(resource `$psdoc`): bool

Saves the current graphics context, containing colors, translation and rotation settings and some more. A saved context can be restored with ps_restore().

### 参数

`psdoc`

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

### 返回值

成功时返回 `true`， 或者在失败时返回 `false`。

### 参见

- ps_restore() - Restore previously save context

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