Difference between revisions of "var.list"
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var.'''list()'''<br> returns a table with variable with variable names. | var.'''list()'''<br> returns a table with variable with variable names. | ||
| − | + | == Example == | |
| − | < | + | |
| − | + | <source lang="lua"> | |
| − | + | function on.paint(gc) | |
| + | variables = var.list() | ||
| + | for i=1, table.getn(variables) do | ||
| + | gc:drawString(variables[i], 10, 10*i-10, "top") | ||
| + | end | ||
| + | end | ||
| + | </source> | ||
| + | |||
| + | This code retrieves the variable names and then prints them on the screen. | ||
== See also == | == See also == | ||
Latest revision as of 13:08, 1 June 2011
var.list is a function that is part of the Var Library.
The function returns a table with all the names of variables currently defined in the document.
Syntax
var.list()
returns a table with variable with variable names.
Example
function on.paint(gc)
variables = var.list()
for i=1, table.getn(variables) do
gc:drawString(variables[i], 10, 10*i-10, "top")
end
end
This code retrieves the variable names and then prints them on the screen.
