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αʔόʔαΠυΤϯδχΞ
ͷͨΊͷJ04ΞϓϦ։ൃೖ
!UZQFTUFS
:"1$"TJB
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J04ΞϓϦ։ൃ
w 4XJGU
w (PPECZF0CKFDUJWF$
w ແྉͰ࣮ػసૹՄೳʹ 9DPEFҎ߱
IUUQTEFWFMPQFSBQQMFDPNYDPEF
EPXOMPBET
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࢝ΊΔʹྑ͍࣌ظʂ
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1FSMUP4XJGU
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$MBTT
package Foo;
use Moose;
1;
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$MBTT
class Foo {
}
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*OIFSJUBODF
package Dog;
use Moose;
extends ‘Animal’;
1;
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*OIFSJUBODF
class Dog: Animal {
}
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JOTUBODFWBSJBCMF
package Dog;
use Moose;
extends ‘Animal’;
has ‘name’ => (
is => ‘rw’,
isa => ‘Str’,
);
1;
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JOTUBODFWBSJBCMF
class Dog: Animal {
var name: String = “”
}
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MB[Z
package Dog;
use Moose;
extends ‘Animal’;
has ‘name’ => (
is => ‘rw’,
isa => ‘Str’,
lazy => 1,
default => sub {
“John”;
},
);
1;
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MB[Z
class Dog: Animal {
@lazy var name: String = {
return “John”
}()
}
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JOJUJBMJ[FS
package Dog;
use Moose;
extends ‘Animal’;
sub BUILD {
my ($self) = @_;
# . . .
}
1;
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JOJUJBMJ[FS
class Dog: Animal {
init() {
// . . .
}
}
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JOTUBODFGVODUJPO
package Dog;
use Moose;
extends ‘Animal’;
sub print_info {
my ($self) = @_;
printf ‘name=%s\n’, $self->name;
}
1;
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JOTUBODFGVODUJPO
my $dog = Dog->new;
$dog->print_info;
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JOTUBODFGVODUJPO
class Dog: Animal {
var name: String = “”
func print_info() {
println(“name=\(self.name)”)
}
}
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JOTUBODFGVODUJPO
var dog = Dog()
dog.print_info()
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େମΠϝʔδΘͬ
ͨͰ͠ΐ͏͔
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࣮ࡍʹ4XJGUͷ΄͏͕ΊͪΌ
ͪ͘Όػೳ๛ͳͷͰɺ͜ͷ
Γํʹແཧ͕͋Γ·͢ স
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1FSM͍͕4XJGUʹདྷͯ
ҧײͷͳ͍࠷େͷϙΠϯτ
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ϦϑΝϨϯεΧϯτ
ํࣜ
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1FSMͰΑ͘Δϛε
my $t = AnyEvent->timer(
after => 10,
cb => sub {
$self->do_something;
},
);
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1FSMͰΑ͘Δϛε
my $t = AnyEvent->timer(
after => 10,
cb => sub {
$self->do_something;
},
);
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1FSMͰΑ͘Δϛε
my $t = AnyEvent->timer(
after => 10,
cb => sub {
$self->do_something;
},
);
Scalar::Util::weaken($self);
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*OTXJGU
var t = Timer(10, cb: {
() -> Void in
self?.do_something()
})
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*OTXJGU
var t = Timer(10, cb: {
[weak self] () -> Void in
self?.do_something()
})
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;FSPJOHXFBL
w 4XJGU0CKFDUJWF$ͷXFBLࢀর
;FSPJOHXFBLͱݺΕΔ
w 1FSMͷXFBLࢀরϦϑΝϨϯεΧϯτ͕͞
Εͳ͍͚ͩ
w 4XJGUͷ߹͞ΒʹɺࢀরΧϯτ͕ʹͳΔ
ͱɺXFBLࢀর͍ͯ͠Δม͕ࣗಈతʹOJM
[FSP
ʹͳΔ
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1FSMʹͳ͍͚ͲॏཁͳͭΒ
w 0QUJPOBMͱ͍͏֓೦
w 1SPUPDPM
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0QUJPOBMͱ͍͏֓೦
w 4XJGUͰ
WBSGPP4USJOH
ͱఆٛͨ͠มʹ4USJOHҎ֎ೖΕΒΕͳ͍
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0QUJPOBMͱ͍͏֓೦
w WBSGPP4USJOH
ͱఆٛ͢ΔͱPQUJPOBMʹͳΔ
w OJMPS4USJOH͕ೖՄೳ
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0QUJPOBMͱ͍͏֓೦
w ΞΫηε͢Δ࣌
w TFMGGPP
OJMͩͬͨ࣌DSBTI
w JGMFUGPPTFMGGPP\
^
͕͓ͬͪ͜͢͢Ί
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0QUJPOBMͱ͍͏֓೦
w JGMFUCB[TFMGGPP CBS CB[\
^
w 0QUJPOBMΛશ෦ͨͲͬͯ࠷ޙ·ͰOJM͡Όͳ͔ͬ
͚ͨ࣌ͩ
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0QUJPOBMͱ͍͏֓೦
w TFMGGPP EP@TPNFUIJOH
w GPP͕OJMͩͬͨΒԿ͓͖ͳ͍
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1SPUPDPM
w (Pͷ*OUFSGBDFΈ͍ͨͳͷ
w 4USVDU1SPUPDPMͰɺ΄Μͱʹ(PΈ͍ͨͳॻ
͖ํՄೳ
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$1"/$BSUPO
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$PDPB1PET
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w DQBOpMF1PEpMF
w DBSUPOJOTUBMM'PP
QPEJOTUBMM'PP
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ͳΜ͔࡞ΔσϞ
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ϙΠϯτ
w ࠷ॳ͔ΒᘳͳͷΛ࡞Ζ͏ͱ͠ͳ͍
w ζϧͰ͖Δͱ͜Ζζϧ͢Δ
w ͔͔ࣗͭ͑͠ͳͯ͘ྑ͍
w ඞཁʹͳͬͨͷ͚͍֮ͩ͑ͯ͘ͷָ͕ͩ͠
ʹͭ͘
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ϙΠϯτ
w ຊ৬ αʔόαΠυ
ͷೳྗΛۦ
w ΫϥΠΞϯταΠυΊͬͪΌखൈ͖Ͱ͖ΔΑ
͏ʹαʔόͰ͕ΜΔ
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ϙΠϯλ
w ੲͱ͕ͪͬͯใ͕ͦΖ͍ͬͯΔͷͰ
͋Μ·Γۤ࿑͠ͳ͍ͣ
w ެࣜνϡʔτϦΞϧ
4UBSU%FWFMPQJOHJ04"QQT 4XJGU
w Ұ෦ຊޠʹͳͬͯ·͢
IUUQTEFWFMPQFSBQQMFDPNKQEPDVNFOUBUJPO
w ϐϯϙΠϯτʹΓ͍ͨ͜ͱɾ͏ϑϨʔϜϫʔΫ໊ͰάάΔ
ˠ4UBDLPWFSqPX
RJJUB
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2VFTUJPOT