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Filename: core/URI.php

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

Filename: core/Router.php

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

Filename: core/Controller.php

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

Filename: core/Controller.php

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

Filename: core/Controller.php

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Filename: core/Controller.php

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Filename: core/Controller.php

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

Filename: core/Controller.php

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Filename: core/Controller.php

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

Filename: core/Controller.php

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

Filename: core/Controller.php

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

Filename: core/Controller.php

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

Filename: core/Controller.php

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

Filename: core/Controller.php

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

Filename: core/Controller.php

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

Filename: core/Loader.php

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

Filename: database/DB_driver.php

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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

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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

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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

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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

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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

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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

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Loader.php

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

Filename: core/Input.php

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

Filename: core/Loader.php

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

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

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rand() Fonksiyonu ile Rastgele Sayı Üretmek
Öneri ve Hata Raporu



Günün Sözü İnsan kafasında ne kurarsa, onu yaşar.

kategori PHP
oylama 3/5 yorum 1 yorum yazar Hakan Taşan tarih 30 Ekim 2013

rand() fonksiyonunu rastgele bir sayı üretmek istediğimizde kullanırız. İsterseniz parametresiz kullanabilirsiniz, isterseniz de 2 parametre vererek sayının bu minimum ve maksimum değerler arasında üretilmesini sağlayabilirsiniz. rand() fonksiyonunun parametresiz kullanımında üretilecek maksimum sayı değeri bazı işletim sistemlerinde (Windows) 32767 olarak tanımlıdır. Bu sayıdan daha yüksek sayılar üretmek istiyorsanız rand() fonksiyonundan 4 kat daha hızlı olan mt_rand() fonksiyonunu kullanmanızı tavsiye ediyorum.

Syntax

rand();
rand(min,max);

 

min: Üretilecek sayının alabileceği minimum değer. Varsayılan değer 0.

max: Üretilecek sayının alabileceği maksimum değer. Varsayılan değer getrandmax() fonksiyonu ile öğrenilir. Bazı işletim sistemlerinde bu değer farklılık gösterir.

Not: getrandmax() fonksiyonu rand() fonksiyonu ile üretilebilecek maksimum sayı değerini gösterir.

Örnek Kod

<?php
    echo rand(); // 0 ile getrandmax() arasında bir sayı: 23657
    echo rand(20,50); // 20 ile 50 arasında bir sayı: 21
    echo rand(-10,20); // -10 ile 20 arasında bir sayı: -1
    echo getrandmax(); // getrandmax() ile üretilebilecek maksimum sayı değeri: 32767
?>

 

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Arif Cemre

11 Nisan 2017 00:00


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