webmcp
view framework/env/format/string.lua @ 2:72860d232f32
Version 1.0.2
Fixed bug with explicit garbage collection (requests > 256kB caused an error)
Views prefixed with an underscore can't be called externally
ui.paginate now displays the last page, if the selected page number is too high.
Fixed bug with explicit garbage collection (requests > 256kB caused an error)
Views prefixed with an underscore can't be called externally
ui.paginate now displays the last page, if the selected page number is too high.
| author | jbe/bsw |
|---|---|
| date | Thu Dec 10 12:00:00 2009 +0100 (2009-12-10) |
| parents | 9fdfb27f8e67 |
| children | 0c4841af07a5 |
line source
1 --[[--
2 text = -- a string
3 format.string(
4 value, -- any value where tostring(value) gives a reasonable result
5 {
6 nil_as = nil_text -- text to be returned for a nil value
7 }
8 )
10 Formats a value as a text by calling tostring(...), unless the value is nil, in which case the text returned is chosen by the 'nil_as' option.
12 --]]--
14 function format.string(str, options)
15 local options = options or {}
16 if str == nil then
17 return options.nil_as or ""
18 else
19 return tostring(str)
20 end
21 end