Description
Gets the value of the item whose type is blob.
Applies to
JSONParser objects
Syntax
objectname.GetItemBlob ( ItemHandle )
|
Argument |
Description |
|---|---|
|
objectname |
The name of the JSONParser object whose item value you want to obtain. |
|
ItemHandle |
A long whose value is the item handle of JsonStringItem type. |
Return value
Blob.
Returns the blob value of the item if it succeeds; if any argument's value is null, returns null; if an error occurs, the SystemError event will be triggered.
Examples
This example gets the value of the third item:
JsonParser lnv_JsonParser
Long ll_RootObject, ll_item
lnv_JsonParser = Create JsonParser
ls_Json = '{"id":1001, "name": "evan", "Blob":"dABoAGkAcwAgAGkAcwAgAGIAbABvAGIA"}'
lnv_JsonParser.LoadString(ls_Json)
ll_RootObject = lnv_JsonParser.GetRootItem()
ll_item = lnv_JsonParser.GetChildItem(ll_RootObject, 3)
lblb_image = lnv_JsonParser.GetItemBlob(ll_item)
See also
Description
Gets the value of the item whose type is blob.
Applies to
JSONParser objects
Syntax
objectname.GetItemBlob ( ParentItemHandle, Key )
|
Argument |
Description |
|---|---|
|
objectname |
The name of the JSONParser object whose child item value you want to obtain. |
|
ParentItemHandle |
A long whose value is the handle of the parent item of JsonObjectItem type. |
|
Key |
A string whose value is the key of the child item of JsonStringItem type. |
Return value
Blob.
Returns the blob value of the child item if it succeeds; if any argument's value is null, returns null; if an error occurs, the SystemError event will be triggered.
Examples
This example gets the value of the "image" item:
JsonParser lnv_JsonParser
Long ll_RootObject
lnv_JsonParser = Create JsonParser
ls_Json = '{"id":1001, "name": "evan", "image": "=F923LDF%$2KS0238D8G……BASE64"}'
lnv_JsonParser.LoadString(ls_Json)
ll_RootObject = lnv_JsonParser.GetRootItem()
lblb_image = lnv_JsonParser.GetItemBlob(ll_item, "image")
See also
