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authorgumi <git@gumi.ca>2018-07-26 16:46:40 -0400
committergumi <git@gumi.ca>2018-07-28 09:48:44 -0400
commit2452b21bead32ee545731fd00b48f1cbc2a1ec11 (patch)
tree7542179cf86e523bdaac597351f2c9ba581f6bac
parent0bb3fb39da9bb9170ec2808a3f6caba2a744b2e9 (diff)
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update the documentation for is_function
-rw-r--r--doc/script_commands.txt27
1 files changed, 22 insertions, 5 deletions
diff --git a/doc/script_commands.txt b/doc/script_commands.txt
index 44937a34d..6d906c5e9 100644
--- a/doc/script_commands.txt
+++ b/doc/script_commands.txt
@@ -1977,18 +1977,35 @@ prontera,150,150,0 script TestNPC 123,{
*is_function("<function name>")
-This command checks whether a function exists.
-It returns 1 if function is found, or 0 if it isn't.
+This command checks whether or not a function exists and returns its type.
+Returns false if it cannot be found.
+
+return values:
+
+ FUNCTION_IS_COMMAND - built-in script command (eg: mes, select, ...)
+ FUNCTION_IS_GLOBAL - user-defined global function (callable with callfunc)
+ FUNCTION_IS_LOCAL - user-defined local function
+ FUNCTION_IS_LABEL - user-defined label function (callable with callsub)
Example:
- function script try {
+ function script func1 {
dothat();
}
- script test FAKE_NPC,{
- .@try = is_function("try"); // 1
- .@not = is_function("notafunction"); // 0
+ function func2 {
+ do_something();
+ }
+
+ func3:
+ end;
+
+ is_function("func1"); // FUNCTION_IS_GLOBAL
+ is_function("func2"); // FUNCTION_IS_LOCAL
+ is_function("func3"); // FUNCTION_IS_LABEL
+ is_function("select"); // FUNCTION_IS_COMMAND
+ is_function("invalid"); // false
}
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