hpl2:amnesia:script_language_reference_and_guide:funcions_-_part_1
| Both sides previous revision Previous revision Next revision | Previous revision | ||
|
hpl2:amnesia:script_language_reference_and_guide:funcions_-_part_1 [2012/12/30 01:58] thegreatcthulhu |
hpl2:amnesia:script_language_reference_and_guide:funcions_-_part_1 [2013/01/14 20:16] (current) thegreatcthulhu Func_ions --> LOL |
||
|---|---|---|---|
| Line 1: | Line 1: | ||
| - | ====== Funcions - Part 1: The Basics ====== | + | ====== Functions - Part 1: The Basics ====== |
| ---- | ---- | ||
| Line 110: | Line 110: | ||
| If you visit the [[hpl2:amnesia:script_functions|Engine Scripts]] page, you'll see that all the predefined functions over there are listed as function declarations. | If you visit the [[hpl2:amnesia:script_functions|Engine Scripts]] page, you'll see that all the predefined functions over there are listed as function declarations. | ||
| - | <note tip> | + | <note tip>Function parameters are also called //function arguments//.</note> |
| - | **The Scope of Function Parameters**\\ | + | |
| - | Function parameters are associated with the function body, as if they were variables declared inside it. Thus, function parameters - the variables in the declaration - are local in scope, that is, they are visible (usable) only from within the function itself. | + | |
| - | + | ||
| - | When variables are used in a //function call// as input parameters, these input variables, and their names, are external to the function (and are generally not visible to it); it is //the data// they contain that gets passed in, not their names. The data values, upon entering the function they were passed to, //become assigned// to the corresponding names in the parameter list. | + | |
| - | </note> | + | |
| === Calling a Function === | === Calling a Function === | ||
| Line 160: | Line 155: | ||
| float calculationResult = Calculate(min, max, RandFloat(0.0f, 1.0f)); | float calculationResult = Calculate(min, max, RandFloat(0.0f, 1.0f)); | ||
| </code> | </code> | ||
| + | |||
| + | <note tip> | ||
| + | **The Scope of Function Parameters** | ||
| + | |||
| + | Function parameters are associated with the function body, as if they were variables declared inside it. Thus, function parameters - the variables in the declaration - are local in scope, that is, they are visible (usable) only from within the function itself. | ||
| + | |||
| + | When variables are used in a //function call// as input parameters, these input variables, and their names, are external to the function (and are generally not visible to it); it is //the data// they contain that gets passed in, not their names. The data values, upon entering the function they were passed to, //become assigned// to the corresponding names in the parameter list. | ||
| + | </note> | ||
| === Where to Make the Call From? === | === Where to Make the Call From? === | ||
hpl2/amnesia/script_language_reference_and_guide/funcions_-_part_1.1356832710.txt.gz · Last modified: 2012/12/30 01:58 by thegreatcthulhu
