A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_URI::$config is deprecated

Filename: core/URI.php

Line Number: 101

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Router::$uri is deprecated

Filename: core/Router.php

Line Number: 127

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$benchmark is deprecated

Filename: core/Controller.php

Line Number: 75

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$hooks is deprecated

Filename: core/Controller.php

Line Number: 75

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$config is deprecated

Filename: core/Controller.php

Line Number: 75

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$log is deprecated

Filename: core/Controller.php

Line Number: 75

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$utf8 is deprecated

Filename: core/Controller.php

Line Number: 75

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$uri is deprecated

Filename: core/Controller.php

Line Number: 75

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$exceptions is deprecated

Filename: core/Controller.php

Line Number: 75

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$router is deprecated

Filename: core/Controller.php

Line Number: 75

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$output is deprecated

Filename: core/Controller.php

Line Number: 75

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$security is deprecated

Filename: core/Controller.php

Line Number: 75

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$input is deprecated

Filename: core/Controller.php

Line Number: 75

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$lang is deprecated

Filename: core/Controller.php

Line Number: 75

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$load is deprecated

Filename: core/Controller.php

Line Number: 78

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$db is deprecated

Filename: core/Loader.php

Line Number: 390

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_DB_mysqli_driver::$autoinit is deprecated

Filename: database/DB_driver.php

Line Number: 371

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::open($save_path, $name) should either be compatible with SessionHandlerInterface::open(string $path, string $name): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 113

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::close() should either be compatible with SessionHandlerInterface::close(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 280

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::read($session_id) should either be compatible with SessionHandlerInterface::read(string $id): string|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 145

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::write($session_id, $session_data) should either be compatible with SessionHandlerInterface::write(string $id, string $data): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 223

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::destroy($session_id) should either be compatible with SessionHandlerInterface::destroy(string $id): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 303

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::gc($maxlifetime) should either be compatible with SessionHandlerInterface::gc(int $max_lifetime): int|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 344

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$session is deprecated

Filename: core/Loader.php

Line Number: 1290

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$pagination is deprecated

Filename: core/Loader.php

Line Number: 1290

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$email is deprecated

Filename: core/Loader.php

Line Number: 1290

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$ders_model is deprecated

Filename: core/Loader.php

Line Number: 353

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$bilgi_model is deprecated

Filename: core/Loader.php

Line Number: 353

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$data is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$benchmark is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$hooks is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$config is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$log is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$utf8 is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$uri is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$exceptions is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$router is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$output is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$security is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$input is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$lang is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$load is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$db is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$session is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$pagination is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$email is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$ders_model is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$bilgi_model is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$makale_model is deprecated

Filename: core/Loader.php

Line Number: 353

A PHP Error was encountered

Severity: 8192

Message: setcookie(): Passing null to parameter #7 ($httponly) of type bool is deprecated

Filename: core/Input.php

Line Number: 410

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property index::$yorum_model is deprecated

Filename: core/Loader.php

Line Number: 353

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$makale_model is deprecated

Filename: core/Loader.php

Line Number: 925

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$yorum_model is deprecated

Filename: core/Loader.php

Line Number: 925

floor() ceil() ve round() Fonksiyonları Kullanımı (Sayı Yuvarlama Fonksiyonları)
Öneri ve Hata Raporu



Günün Sözü İnsan kafasında ne kurarsa, onu yaşar.

kategori PHP
oylama 3.1/5 yorum 0 yorum yazar Hakan Taşan tarih 16 Ağustos 2015

PHP ile sayı yuvarlama fonksiyonlarına göz atacağız. Zaman zaman kullanışlı olan fonksiyonlardır. Ondalıklı sayıları tam sayıya çevirmeye ve bazen de küsuratlarından kurtarmaya yararlar. Çoğunlukla matematiksel işlemlerde ve oran hesaplamalarında kullanılır. Çok detaya girmeden floor() ceil() ve round() fonksiyonlarının tanımlarına ve örneklerine geçelim.

floor() Fonksiyonu: Sayıyı bir altındaki tam sayıya yuvarlar.

ceil() Fonksiyonu: Sayıyı bir üstündeki tam sayıya yuvarlar.

round() Fonksiyonu: Sayıyı yuvarlamak için bir tam sayının orta noktası baz alınır. Eğer sayının ondalık kısmı 0 ile 4 arasındaysa bir altındaki tam sayıya, 5 ile 9 arasındaysa bir üstündeki tam sayıya yuvarlar.

Not: Ondalıklı sayıları yazarken virgül ile değil nokta ile yazmalısınız.

Örnekler

echo floor(1.1);    // Çıktı: 1
echo floor(1.19);    // Çıktı: 1
echo floor(1.5);    // Çıktı: 1
echo floor(1.55);    // Çıktı: 1
echo floor(1.9);    // Çıktı: 1
echo floor(1.91);    // Çıktı: 1

echo ceil(1.1);    // Çıktı: 2
echo ceil(1.19);    // Çıktı: 2
echo ceil(1.5);    // Çıktı: 2
echo ceil(1.55);    // Çıktı: 2
echo ceil(1.9);    // Çıktı: 2
echo ceil(1.91);    // Çıktı: 2

echo round(1.11);    // Çıktı: 1
echo round(1.19);    // Çıktı: 1
echo round(1.5);    // Çıktı: 2
echo round(1.55);    // Çıktı: 2
echo round(1.9);    // Çıktı: 2
echo round(1.91);    // Çıktı: 2

 

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