diff options
| -rw-r--r-- | haxe.html.markdown | 40 |
1 files changed, 23 insertions, 17 deletions
diff --git a/haxe.html.markdown b/haxe.html.markdown index 1fa84a6d..f4694fcb 100644 --- a/haxe.html.markdown +++ b/haxe.html.markdown @@ -151,8 +151,14 @@ class LearnHaxe3{ var a_string = "some" + 'string'; // strings can have double or single quotes trace(a_string + " is the value for a_string"); + /* + Strings can be "interpolated" by inserting variables into specific + positions. The string must be single quoted, and the variable must + be preceded with "$". Expressions can be enclosed in ${...}. + */ var x = 1; var an_interpolated_string = 'the value of x is $x'; + var another_interpolated_string = 'the value of x + 1 is ${x + 1}'; /* Strings are immutable, instance methods will return a copy of @@ -470,27 +476,27 @@ class LearnHaxe3{ Create an instance of FooClass. The classes for this are at the end of the file. */ - var instance = new FooClass(3); + var foo_instance = new FooClass(3); // read the public variable normally - trace(instance.public_any + " is the value for instance.public_any"); + trace(foo_instance.public_any + " is the value for foo_instance.public_any"); // we can read this variable - trace(instance.public_read + " is the value for instance.public_read"); + trace(foo_instance.public_read + " is the value for foo_instance.public_read"); // but not write it - // instance.public_write = 4; // this will throw an error if uncommented: - // trace(instance.public_write); // as will this. + // foo_instance.public_write = 4; // this will throw an error if uncommented: + // trace(foo_instance.public_write); // as will this. - trace(instance + " is the value for instance"); // calls the toString method - trace(instance.toString() + " is the value for instance.toString()"); // same thing + trace(foo_instance + " is the value for foo_instance"); // calls the toString method + trace(foo_instance.toString() + " is the value for foo_instance.toString()"); // same thing /* - Instance has the "FooClass" type, while acceptBaseFoo has the - BaseFooClass type. However, since FooClass extends BaseFooClass, - it is accepted. + The foo_instance has the "FooClass" type, while acceptBarInstance + has the BarClass type. However, since FooClass extends BarClass, it + is accepted. */ - BaseFooClass.acceptBaseFoo(instance); + BarClass.acceptBarInstance(foo_instance); /* The classes below have some more advanced examples, the "example()" @@ -508,7 +514,7 @@ class LearnHaxe3{ /* This is the "child class" of the main LearnHaxe3 Class */ -class FooClass extends BaseFooClass implements BaseFooInterface{ +class FooClass extends BarClass implements BarInterface{ public var public_any:Int; // public variables are accessible anywhere public var public_read (default,null): Int; // use this style to only enable public read public var public_write (null, default): Int; // or public write @@ -520,7 +526,7 @@ class FooClass extends BaseFooClass implements BaseFooInterface{ // a public constructor public function new(arg:Int){ - super(); // call the constructor of the parent object, since we extended BaseFooClass + super(); // call the constructor of the parent object, since we extended BarClass this.public_any= 0; this._private = arg; @@ -544,7 +550,7 @@ class FooClass extends BaseFooClass implements BaseFooInterface{ } // this class needs to have this function defined, since it implements - // the BaseFooInterface interface. + // the BarInterface interface. public function baseFunction(x: Int) : String{ // convert the int to string automatically return x + " was passed into baseFunction!"; @@ -554,19 +560,19 @@ class FooClass extends BaseFooClass implements BaseFooInterface{ /* A simple class to extend */ -class BaseFooClass { +class BarClass { var base_variable:Int; public function new(){ base_variable = 4; } - public static function acceptBaseFoo(b:BaseFooClass){ + public static function acceptBarInstance(b:BarClass){ } } /* A simple interface to implement */ -interface BaseFooInterface{ +interface BarInterface{ public function baseFunction(x:Int):String; } |