blobCreateSubBlob
fun blobCreateSubBlob(parent: Blob, offset: <Error class: unknown class>, length: <Error class: unknown class>): Blob
Returns a blob that represents a range of bytes in @parent. The new blob is always created with %HB_MEMORY_MODE_READONLY, meaning that it will never modify data in the parent blob. The parent data is not expected to be modified, and will result in undefined behavior if it is.
Makes @parent immutable.
Return
New blob, or the empty blob if something failed or if
Since
0.9.2
Parameters
parent
Parent blob.
offset
Start offset of sub-blob within @parent, in bytes.
length
Length of sub-blob.