P H P R E L E A S E S 2 3 4 5 6 7 8 9 2012-02 2012-05 2012-08 2012-11 2013-02 2013-05 2013-08 2013-11 2014-02 2014-05 2014-08 2014-11 2015-02 2015-05 2015-08 2015-11 2016-02 2016-05 Source: php-src git repository
PAC K AG I ST: PA C KA G E S & R E L E A S E S 0K 150K 300K 450K 600K 2011-09 2011-12 2012-03 2012-06 2012-09 2012-12 2013-03 2013-06 2013-09 2013-12 2014-03 2014-06 2014-09 2014-12 2015-03 2015-06 2015-09 2015-12 2016-03 2016-06 568K 105K Packages Versions Source: Packagist
PAC K AG I ST: PA C KA G E I N STA L LS ( AV E R AG E / D AY ) 0M 45M 90M 135M 180M 2012-04 2012-07 2012-10 2013-01 2013-04 2013-07 2013-10 2014-01 2014-04 2014-07 2014-10 2015-01 2015-04 2015-07 2015-10 2016-01 2016-04 169M Source: Packagist
TO O F E W A R G U M E N TS E XC E PT I O N • Throw an exception when too few arguments are passed to a user defined function/method regardless of strict types • Backwards compatibility break
function hello($whom) { echo "Hello $whom"; } hello(); TO O F E W A R G U M E N TS E XC E PT I O N 1 2 3 4 5 6 Warning: Missing argument 1 for hello(), called in on line 6 and defined in on line 1
function hello($whom) { echo "Hello $whom"; } hello(); TO O F E W A R G U M E N TS E XC E PT I O N 1 2 3 4 5 6 Notice: Undefined variable: what in on line 4 Hello
function hello($whom) { echo "Hello $whom"; } hello(); TO O F E W A R G U M E N TS E XC E PT I O N 1 2 3 4 5 6 Fatal error: Uncaught Error: Too few arguments to function hello(), 0 passed in on line 6 and exactly 1 expected in :2
TO O F E W A R G U M E N TS E XC E PT I O N function hello($whom) { echo "Hello $whom"; } try { hello(); } catch (\Error $e) { // Handle exception } 1 2 3 4 5 6 7 8 9 10
TO O F E W A R G U M E N TS E XC E PT I O N function hello($whom) { echo "Hello $whom"; } try { hello(); } catch (\Error $e) { // Handle exception } 1 2 3 4 5 6 7 8 9 10
function hello($whom) { echo "Hello $whom"; } try { hello(); } catch (\Error $e) { // Handle exception } TO O F E W A R G U M E N TS E XC E PT I O N 1 2 3 4 5 6 7 8 9 10
function hello($whom) { echo "Hello $whom"; } try { hello(); } catch (\Error $e) { // Handle exception } TO O F E W A R G U M E N TS E XC E PT I O N 1 2 3 4 5 6 7 8 9 10
function hello($whom, $when) { echo "Hello $whom, have a good $when"; } try { $args = ['World']; hello(... $args); } catch (\Error $e) { // Handle exception } TO O F E W A R G U M E N TS E XC E PT I O N 1 2 3 4 5 6 7 8 9 10 11
function hello($whom, $when) { echo "Hello $whom, have a good $when"; } try { $args = ['World']; hello(... $args); } catch (\Error $e) { // Handle exception } TO O F E W A R G U M E N TS E XC E PT I O N 1 2 3 4 5 6 7 8 9 10 11
function hello($whom, $when) { echo "Hello $whom, have a good $when"; } try { $args = ['World']; hello(... $args); } catch (\Error $e) { // Handle exception } TO O F E W A R G U M E N TS E XC E PT I O N 1 2 3 4 5 6 7 8 9 10 11
N E G AT I V E ST R I N G O F FS E TS • Consistently support negative string offsets • Similar to substr() • In string character accessors • Internal functions
C H E C K L E N GT H if (strlen($_POST['password']) < 8) { // Do something } if (!isset($_POST['password'][7])) { // Do something } if (!isset($_POST['password'][-8])) { // Do something }
if (strlen($_POST['password']) < 8) { // Do something } if (!isset($_POST['password'][7])) { // Do something } if (!isset($_POST['password'][-8])) { // Do something } C H E C K L E N GT H
if (strlen($_POST['password']) < 8) { // Do something } if (!isset($_POST['password'][7])) { // Do something } if (!isset($_POST['password'][-8])) { // Do something } C H E C K L E N GT H
F U N CT I O N S U P P O RT strpos() stripos() substr_count() grapheme_strpos() grapheme_stripos() grapheme_extract() iconv_strpos() file_get_contents() mb_strimwidth() mb_ereg_search_setpos() mb_strpos() mb_stripos()
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return [$this, 'emailValidation']; } return [$this, 'genericValidation']; } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return [$this, 'emailValidation']; } return [$this, 'genericValidation']; } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return [$this, 'emailValidation']; } return [$this, 'genericValidation']; } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return [$this, 'emailValidation']; } return [$this, 'genericValidation']; } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return [$this, 'emailValidation']; } return [$this, 'genericValidation']; } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return [$this, 'emailValidation']; } return [$this, 'genericValidation']; } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return [$this, 'emailValidation']; } return [$this, 'genericValidation']; } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return [$this, 'emailValidation']; } return [$this, 'genericValidation']; } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return [$this, 'emailValidation']; } return [$this, 'genericValidation']; } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return [$this, 'emailValidation']; } return [$this, 'genericValidation']; } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return [$this, 'emailValidation']; } return [$this, 'genericValidation']; } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return [$this, 'emailValidation']; } return [$this, 'genericValidation']; } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return [$this, 'emailValidation']; } return [$this, 'genericValidation']; } public function emailValidation($userData) {...} public function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return [$this, 'emailValidation']; } return [$this, 'genericValidation']; } public function emailValidation($userData) {...} public function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return [$this, 'emailValidation']; } return [$this, 'genericValidation']; } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return Closure::fromCallable([$this, 'emailValidation']); } return Closure::fromCallable([$this, 'genericValidation']); } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
C LO S I N G O V E R S CO P E class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return Closure::fromCallable([$this, 'emailValidation']); } return Closure::fromCallable([$this, 'genericValidation']); } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
B E T T E R E R R O R H A N D L I N G class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return Closure::fromCallable([$this, 'emailValidation']); } return Closure::fromCallable([$this, 'genericValidation']); } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
B E T T E R E R R O R H A N D L I N G class Validator { public function getValidatorCallback($validationType) { if ($validationType == 'email') { return Closure::fromCallable([$this, 'emailValdation']); } return Closure::fromCallable([$this, 'genericValidation']); } private function emailValidation($userData) {...} private function genericValidation($userData) {...} } $validator = new Validator(); $callback = $validator->getValidatorCallback('email'); $callback($userData);
B E T T E R E R R O R H A N D L I N G TypeError: Failed to create closure from callable: class 'Validator' does not have a method 'emailValdation' in :
C L A SS CO N STA N T V I S I B I L I TY class MyClass { const MY_CONSTANT = 0; const MY_OTHER_CONSTANT = 1; const MY_FAVORITE_CONSTANT = 2; const FOO = 1, BAR = 2; }
C L A SS CO N STA N T V I S I B I L I TY class MyClass { public const MY_CONSTANT = 0; protected const MY_OTHER_CONSTANT = 1; private const MY_FAVORITE_CONSTANT = 2; private const FOO = 1, BAR = 2; }
C L A SS CO N STA N T V I S I B I L I TY class MyClass { public const MY_CONSTANT = 0; protected const MY_OTHER_CONSTANT = 1; private const MY_FAVORITE_CONSTANT = 2; private const FOO = 1, BAR = 2; }
C L A SS CO N STA N T V I S I B I L I TY class MyClass { public const MY_CONSTANT = 0; protected const MY_OTHER_CONSTANT = 1; private const MY_FAVORITE_CONSTANT = 2; private const FOO = 1, BAR = 2; }
C L A SS CO N STA N T V I S I B I L I TY class MyClass { public const MY_CONSTANT = 0; protected const MY_OTHER_CONSTANT = 1; private const MY_FAVORITE_CONSTANT = 2; private const FOO = 1, BAR = 2; }
C L A SS CO N STA N T V I S I B I L I TY class MyClass { public const MY_CONSTANT = 0; protected const MY_OTHER_CONSTANT = 1; private const MY_FAVORITE_CONSTANT = 2; private const FOO = 1, BAR = 2; }
I N T E R FA C E CO N STA N T V I S I B I L I TY interface MyInterface { public const MY_CONSTANT = 0; protected const MY_OTHER_CONSTANT = 1; private const MY_FAVORITE_CONSTANT = 2; private const FOO = 1, BAR = 2; }
E N H A N C E M E N TS TO R E F L E CT I O N • Added ReflectionClass->getReflectionConstant() • Added ReflectionClass->getReflectionConstants() • Both return ReflectionClassConstant instances
E N H A N C E M E N TS TO R E F L E CT I O N class ReflectionClassConstant { public function getName() { } public function getValue() { } public function isPublic() { } public function isPrivate() { } public function isProtected() { } public function getModifiers() { } public function getDeclaringClass() { } public function getDocComment() { } }
C ATC H I N G M U LT I P L E E XC E PT I O N S try { ... } catch (\PDOException $e) { \My\App::renderError(500); } catch (\My\RequestException $e) { \My\App::renderError(500); } catch (\My\RequestMethodException $e) { \My\App::renderError(405); }
C ATC H I N G M U LT I P L E E XC E PT I O N S try { ... } catch (\PDOException $e) { \My\App::renderError(500); } catch (\My\RequestException $e) { \My\App::renderError(500); } catch (\My\RequestMethodException $e) { \My\App::renderError(405); }
C ATC H I N G M U LT I P L E E XC E PT I O N S try { ... } catch (\PDOException $e) { \My\App::renderError(500); } catch (\My\RequestException $e) { \My\App::renderError(500); } catch (\My\RequestMethodException $e) { \My\App::renderError(405); }
C ATC H I N G M U LT I P L E E XC E PT I O N S try { ... } catch (\PDOException $e) { \My\App::renderError(500); } catch (\My\RequestException $e) { \My\App::renderError(500); } catch (\My\RequestMethodException $e) { \My\App::renderError(405); }
C ATC H I N G M U LT I P L E E XC E PT I O N S try { ... } catch (\PDOException $e) { \My\App::renderError(500); } catch (\My\RequestException $e) { \My\App::renderError(500); } catch (\My\RequestMethodException $e) { \My\App::renderError(405); }
C ATC H I N G M U LT I P L E E XC E PT I O N S try { ... } catch (\PDOException $e) { \My\App::renderError(500); } catch (\My\RequestException $e) { \My\App::renderError(500); } catch (\My\RequestMethodException $e) { \My\App::renderError(405); }
C ATC H I N G M U LT I P L E E XC E PT I O N S try { ... } catch (\PDOException | \My\RequestException $e) { \My\App::renderError(500); } catch (\My\RequestMethodException $e) { \My\App::renderError(405); }
C ATC H I N G M U LT I P L E E XC E PT I O N S try { ... } catch (\PDOException | \My\RequestException $e) { \My\App::renderError(500); } catch (\My\RequestMethodException $e) { \My\App::renderError(405); }
S P E C I F Y I N G K E YS I N L I S T ( ) $coords = [ 'lat' => '1.3521° N', 'long' => '103.8198° E' ]; list($lat, $long) = $coords; var_dump($lat, $long);
S P E C I F Y I N G K E YS I N L I S T ( ) $coords = [ 'lat' => '1.3521° N', 'long' => '103.8198° E' ]; list($lat, $long) = $coords; var_dump($lat, $long);
S P E C I F Y I N G K E YS I N L I S T ( ) $coords = [ 'lat' => '1.3521° N', 'long' => '103.8198° E' ]; list($lat, $long) = $coords; var_dump($lat, $long);
S P E C I F Y I N G K E YS I N L I S T ( ) $coords = [ 'lat' => '1.3521° N', 'long' => '103.8198° E' ]; list($lat, $long) = $coords; var_dump($lat, $long); Notice: Undefined offset: 0 Notice: Undefined offset: 1
S P E C I F Y I N G K E YS I N L I S T ( ) $coords = [ 'lat' => '1.3521° N', 'long' => '103.8198° E' ]; list($lat, $long) = $coords; var_dump($lat, $long);
S P E C I F Y I N G K E YS I N L I S T ( ) $coords = [ 'lat' => '1.3521° N', 'long' => '103.8198° E' ]; list($lat, $long) = $coords; var_dump($lat, $long); $lat === NULL $long === NULL
S P E C I F Y I N G K E YS I N L I S T ( ) $coords = [ 'lat' => '1.3521° N', 'long' => '103.8198° E' ]; list($lat, $long) = $coords; var_dump($lat, $long);
S P E C I F Y I N G K E YS I N L I S T ( ) $coords = [ 'lat' => '1.3521° N', 'long' => '103.8198° E' ]; list('lat' => $lat, 'long' => $long) = $coords; var_dump($lat, $long);
S P E C I F Y I N G K E YS I N L I S T ( ) $coords = [ 'lat' => '1.3521° N', 'long' => '103.8198° E' ]; list('lat' => $lat, 'long' => $long) = $coords; var_dump($lat, $long);
S P E C I F Y I N G K E YS I N L I S T ( ) $coords = [ 'lat' => '1.3521° N', 'long' => '103.8198° E' ]; list('lat' => $lat, 'long' => $long) = $coords; var_dump($lat, $long); $lat === '1.3521° N' $long === '103.8198° E'
S H O RT L I ST ( ) SY N TA X : M U T UA L LY E XC LU S I V E SY N TA X // This is not allowed: list([$a, $b], [$c, $d]) = [[1, 2], [3, 4]]; // This is also not allowed: [list($a, $b), list($c, $d)] = [[1, 2], [3, 4]]; // This, however, is allowed: [[$a, $b], [$c, $d]] = [[1, 2], [3, 4]]; // This also: list(list($a, $b), list($c, $d)) = [[1, 2], [3, 4]];
I T E R A B L E P S U E D OTY P E • Similar to callable but values you can foreach, or yield • Accepts any array, or object that implements Traversable • SPL Iterators • Generators • Can be used for return value
A D D S I S _ I T E R A B L E ( ) F U N CT I O N // true is_iterable([1, 2, 3]); is_iterable(new ArrayIterator([1, 2, 3])); is_iterable((function () { yield 1; })()); // false is_iterable(1); is_iterable("Hello World"); is_iterable(new stdClass());
V O I D R E T U R N TY P E • PHP functions implicitly return null • There is a semantic difference between returning null, and returning nothing (or not returning) • Void enforces this behavior • Can only be used as a return type • Cannot be changed in sub-classes
V O I D R E T U R N TY P E function return_nothing(): void { return null; } Fatal error: A void function must not return a value (did you mean "return;" instead of "return null;"?)
N U L L A B L E TY P E S • Allow specified type, or null • Requires an explicit null, doesn’t default to null • Works for Arguments & Return Types • Prefix type with a ? (question mark)
N U L L A B L E TY P E S function hello(?string $whom) { echo "Hello " . ($whom ?? "World"); } hello(); Fatal error: Uncaught Error: Too few arguments to function hello(), 0 passed in on line 6 and exactly 1 expected in :2
N U L L A B L E TY P E S function hello(?string $whom): ?string { if ($whom !== null) { return "Hello $whom"; } return } echo hello(null); null; // null
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stanby_inc
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