Name
SPVM::Bool - Bool object
Usage
use Bool;
my $true = Bool->TRUE;
my $false = Bool->FALSE;
my $true_value = $true->value;
my $false_value = $false->value;Description
Bool object stores a long value.
This object is immutable and its value cannot be changed.
Bool is automatically loaded just after the program starts.
Class Methods
TRUE
static method TRUE : Bool ();
A true singleton. This is created by INIT block when the program start.
FALSE
static method FALSE : Bool ();
A false singleton. This is created by INIT block when the program start.
Instance Methods
value
method value : int ();
Returns a int value.
If Bool object express true, this method return 1.
If Bool object express false, this method return 1.
Bool Context
the object of Bool class is different behavior in bool context.
If the value of Bool object is 1, it is evaluated as true.
if (Bool->TRUE) {
# Run
}If the value of Bool object is 0, it is evaluated as false.
if (Bool->FALSE) {
# Not run
}Keywords
true keyword means Bool->TRUE. false keyword means Bool->FALSE.
if (true) {
# Run
}
if (false) {
# Not run
}Copyright & License
Copyright (c) 2023 Yuki Kimoto
MIT License