* Returns the node more strictly typed iff it is of the given type. Otherwise, * returns null.

* Returns the node more strictly typed iff it is of the given type. Otherwise, * returns null.

* Make a map and return a function for checking if a key * is in that map.

* Make a map and return a function for checking if a key * is in that map.

* Make a map and return a function for checking if a key * is in that map.

文件存储[如果是图片文件，不要使用gzip压缩，否则在使用阿里云OSS自带的图片处理功能无法处理图片] @param tmpfile 临时文件 @param save 存储文件，不建议与临时文件相同，特别是IsDe

* Gets the CSS color of the current options object, accounting for the * `colorMap`.

* Quick object check - this is primarily used to tell * Objects from primitive values when we know the value * is a JSON-compliant type.

* Quick object check - this is primarily used to tell * Objects from primitive values when we know the value * is a JSON-compliant type.

* Quick object check - this is primarily used to tell * Objects from primitive values when we know the value * is a JSON-compliant type.

* Quick object check - this is primarily used to tell * Objects from primitive values when we know the value * is a JSON-compliant type.

* Quick object check - this is primarily used to tell * Objects from primitive values when we know the value * is a JSON-compliant type.

* Quick object check - this is primarily used to tell * Objects from primitive values when we know the value * is a JSON-compliant type.

从OSS中删除文件 @param object 文件对象 @param IsPreview 是否是预览的OSS

* Start a new nested group, affecting future local `set`s.

* End current nested group, restoring values before the group began.