Difference between revisions of "Io.type"
From GiderosMobile
| Line 1: | Line 1: | ||
__NOTOC__ | __NOTOC__ | ||
| − | + | '''Available since:''' Gideros 2011.6<br/> | |
| − | ''' | + | '''Class:''' [[io]]<br/> |
| − | ''' | + | |
| − | === | + | === Description === |
| − | + | Checks whether '''obj''' is a valid file handle. | |
<source lang="lua"> | <source lang="lua"> | ||
(string) = io.type(obj) | (string) = io.type(obj) | ||
</source> | </source> | ||
| − | === | + | |
| − | '''obj''': (any) | + | Returns the string: |
| − | === | + | *'''"file"''' if obj is an open file handle |
| − | ''' | + | *'''"closed file"''' if obj is a closed file handle |
| + | *'''nil''' if obj is not a file handle | ||
| + | |||
| + | === Parameters === | ||
| + | '''obj''': (any) object to test<br/> | ||
| + | |||
| + | === Return values === | ||
| + | '''Returns''' (string) string representing the state of the object or nil if not file handler<br/> | ||
{{Io}} | {{Io}} | ||
Revision as of 07:24, 7 December 2020
Available since: Gideros 2011.6
Class: io
Description
Checks whether obj is a valid file handle.
(string) = io.type(obj)
Returns the string:
- "file" if obj is an open file handle
- "closed file" if obj is a closed file handle
- nil if obj is not a file handle
Parameters
obj: (any) object to test
Return values
Returns (string) string representing the state of the object or nil if not file handler
