{"id":78,"date":"2023-05-24T21:46:33","date_gmt":"2023-05-24T21:46:33","guid":{"rendered":"https:\/\/www.mucahitakin.com\/blog\/?p=78"},"modified":"2023-05-24T22:00:48","modified_gmt":"2023-05-24T22:00:48","slug":"degiskenler-sabitler-ve-operatorler","status":"publish","type":"post","link":"https:\/\/www.mucahitakin.com\/blog\/degiskenler-sabitler-ve-operatorler\/","title":{"rendered":"De\u011fi\u015fkenler Sabitler ve Operat\u00f6rler"},"content":{"rendered":"\n

\u0130\u00e7erikler<\/strong><\/h3>\n\n\n\n
\n

De\u011fi\u015fken isimlendirme Kurallar\u0131 Ve De\u011fer Nas\u0131l Atan\u0131r ?<\/strong><\/a><\/p>\n\n\n\n

De\u011fi\u015fken \u0130simlendirirken Uymam\u0131z Gereken Kurallar\u0131<\/a><\/strong><\/p>\n\n\n\n

Veri Tipleri<\/a><\/strong><\/p>\n\n\n\n

String (Metin) De\u011fi\u015fkeni<\/a><\/strong><\/p>\n\n\n\n

Integer (Tamsay\u0131lar) De\u011fi\u015fkeni<\/a><\/strong><\/p>\n\n\n\n

Float (Double) De\u011fi\u015fkeni<\/a><\/strong><\/p>\n\n\n\n

Boolean (Mant\u0131ksal) De\u011fi\u015fken<\/a><\/strong><\/p>\n\n\n\n

Array Dizi Yap\u0131s\u0131<\/a><\/strong><\/p>\n\n\n\n

Object (Nesne) Yap\u0131s\u0131<\/a><\/strong><\/p>\n\n\n\n

Null (Bo\u015f) Yap\u0131s\u0131<\/a><\/strong><\/p>\n<\/div><\/div>\n\n\n\n

Program\u0131n \u00e7al\u0131\u015fmas\u0131 s\u0131ras\u0131nda ihtiyac\u0131m\u0131z olan de\u011ferler haf\u0131zada tutulmaktad\u0131r.Bu de\u011ferlere ula\u015fabilmek i\u00e7in bir isim veririz bu isimlere “de\u011fi\u015fken<\/em><\/strong>” ad\u0131n\u0131 veriyoruz.<\/p>\n\n\n\n

\n
\"De\u011fi\u015fkenler<\/figure>\n<\/figure>\n\n\n\n

Basit bir \u00f6rnek: <\/p>\n\n\n\n

<?php\n$ad=\"M\u00fccahit\";\n$soyad=\"Ak\u0131n\";\n$yas=20;\n$x=10.5<\/code><\/pre>\n\n\n\n
2. sat\u0131rda “M\u00fccahit” olarak yaz\u0131lm\u0131\u015f text olan string bir yap\u0131dad\u0131r. Php<\/a><\/strong> dili otomatik olarak de\u011fi\u015fkenlerin string <\/strong>mi int <\/strong>mi oldu\u011funu alg\u0131lamaktad\u0131r.<\/p>\n\n\n\n
De\u011fi\u015fken isimlendirme Kurallar\u0131 Ve De\u011fer Nas\u0131l Atan\u0131r ?<\/h3>\n\n\n\n
Bir de\u011fi\u015fkene de\u011fer atamak<\/strong> veya (de\u011ferini de\u011fi\u015ftirmek ) i\u00e7in e\u015fit i\u015fareti (=) kullan\u0131l\u0131r.De\u011feri de\u011fi\u015ftirilecek de\u011fi\u015fken e\u015fit i\u015faretinin soluna yeni de\u011fer sa\u011f\u0131na yaz\u0131l\u0131r.B\u00f6ylece e\u015fitin sa\u011f\u0131ndaki de\u011f\u011fer solundaki de\u011fi\u015fkene aktar\u0131lm\u0131\u015f olur birden fazla de\u011fi\u015fkene ayn\u0131 de\u011fer verilecekse aralar\u0131na e\u015fit konarak yan yana yaz\u0131labilir.<\/p>\n\n\n\n
$a=0;\n$b=0;\n\/\/ Alt k\u0131s\u0131mdaki kod yap\u0131s\u0131 \u00fcst k\u0131s\u0131mdaki kod yap\u0131s\u0131na e\u015fittir.\n$a=$b=0;<\/code><\/pre>\n\n\n\n
De\u011fi\u015fken \u0130simlendirirken Uymam\u0131z Gereken Kurallar\u0131<\/h3>\n\n\n\n
    \n
  • T\u00fcm de\u011fi\u015fken adlar\u0131 “$” ile ba\u015flamaktad\u0131r.<\/li>\n\n\n\n
  • B\u00fcy\u00fck k\u00fc\u00e7\u00fck harf duyarl\u0131d\u0131r. Yani $mucahit ile $Mucahit iki farkl\u0131 de\u011fi\u015fken isimlendirmesidir.<\/li>\n\n\n\n
  • Bir harf veya alt \u00e7izgi ile ba\u015flar herhangi bir miktarda harf say\u0131 veya alt \u00e7izgi ile devam eder.<\/li>\n\n\n\n
  • Bo\u015fluk kullan\u0131lmaz. ($mucahit akin \u2718 | $mucahitakin \u2713<\/strong> )<\/li>\n\n\n\n
  • Baz\u0131lar\u0131 ge\u00e7erli bile olsa ileride problem ya\u015famamak i\u00e7in T\u00fcrk\u00e7e karakter kullan\u0131lmamal\u0131d\u0131r.($ak\u0131n \u2718 | $akin \u2713<\/strong> ) \u00e7,\u011f,\u0131,\u0130,i,\u00f6,\u00fc gibi T\u00fcrk\u00e7e karakterler kullan\u0131lmamal\u0131d\u0131r.<\/li>\n<\/ul>\n\n\n\n
    <?php\n$ad=\"M\u00fccahit\";\n$Ad=\"Heuristic\";\necho \"$ad,$Ad\"; \/\/\u00c7\u0131kt\u0131 \"M\u00fccahit Heuristic\" olacakt\u0131r.\n$1degisken=\"Hello World\"; \/\/ Kullan\u0131m Do\u011fru \u2713<\/strong>\n$_1degisken=\"Hello World\"; \/\/ Kullan\u0131m Do\u011fru \u2713<\/strong>\n$\u0131s\u0131m=\"M\u00fccahit\"; \/\/ Kullan\u0131m Yanl\u0131\u015f \u2718 (T\u00fcrk\u00e7e karakter kullan\u0131m\u0131)\n$isim soyisim=\"M\u00fccahit Ak\u0131n\"; \/\/ Kullan\u0131m Yanl\u0131\u015f \u2718 (Bo\u015fluk kullan\u0131lamaz.)<\/code><\/pre>\n\n\n\n
    Veri Tipleri<\/h3>\n\n\n\n
    Veri tipi, de\u011fi\u015fkene atanacak verinin (tamsay\u0131,kesirli say\u0131 ,metin v.s) t\u00fcr\u00fcd\u00fcr.PHP <\/em><\/strong>“Tip Ba\u011f\u0131ms\u0131z<\/strong>” veya “Gev\u015fek Tipli<\/strong>” bir programlama dilidir.Yani kullanmadan \u00f6nce de\u011fi\u015fkeni tan\u0131mlamaya gerek yoktur.<\/p>\n\n\n\n
    \u00d6rnek : <\/p>\n\n\n\n
    <?php \n$metin=\"M\u00fccahit Ak\u0131n\";\n$sayi=1;\n$ondaliklisayi=1.5;\n\n\/\/ C#'taki kullan\u0131m\nint s1=1;\nstring metin=\"M\u00fccahit Ak\u0131n\";\nfloat y = 4.5f;\n<\/code><\/pre>\n\n\n\n
    String (Metin) De\u011fi\u015fkeni<\/h3>\n\n\n\n
    S\u0131f\u0131r veya istedi\u011finiz say\u0131da karakterden olu\u015fan bir metin dizileridir.Tek veya \u00e7ift t\u0131rnak i\u00e7erisinde g\u00f6sterilir.<\/p>\n\n\n\n
    $a=\"\"; \/\/bo\u015f metin\n$b=\"\u0130zmir\";\n$c=\"\u0130stanbul\";\n$d=\"10\"; \/\/ Not: \"\" yap\u0131s\u0131 kullan\u0131ld\u0131\u011f\u0131nda o de\u011fi\u015fken string <\/em><\/strong>olacakt\u0131r. \"\" olmad\u0131\u011f\u0131nda say\u0131 giri\u015fi yap\u0131ld\u0131\u011f\u0131nda o de\u011fer int <\/em><\/strong>olarak alg\u0131lanacakt\u0131r.<\/code><\/pre>\n\n\n\n
    PHP’de tek t\u0131rnak ile tan\u0131mlanan bir metin i\u00e7erisinde de\u011fi\u015fken kullan\u0131rsan\u0131z, bu de\u011fi\u015fken olarak dikkate al\u0131nmaz ve aynen g\u00f6r\u00fcnt\u00fclenir. Ancak \u00e7ift t\u0131rnak i\u00e7erisinde de\u011fi\u015fken kullan\u0131rsan\u0131z, bu de\u011fi\u015fkenin yerine de\u011feri yaz\u0131l\u0131r ; yani metninin parametrik hale gelmi\u015f olur.<\/p>\n\n\n\n
    $a='\u0130zmir';\necho 'G\u00fczel $a<br>'; \/\/ \u00c7\u0131kt\u0131 : Ye\u015fil $il \necho \"G\u00fczel $a<br>\"; \/\/ \u00c7\u0131kt\u0131 : Ye\u015fil Bursa<\/code><\/pre>\n\n\n\n
    \u0130lk sat\u0131rda $il isimli de\u011fi\u015fken tan\u0131mlanm\u0131\u015f ve ‘\u0130zmir’ de\u011feri atanm\u0131\u015ft\u0131r. 2. sat\u0131rda tek t\u0131rnak i\u00e7erisinde ‘\u0130zmir’ kelimesinini yan\u0131nda ‘$il’ de\u011fi\u015fkeni de eklenmi\u015ftir. 3. sat\u0131rda ayn\u0131 ifade bu sefer \u00e7ift t\u0131rnak i\u00e7erisinde yazd\u0131r\u0131lm\u0131\u015ft\u0131r. \u00dcst k\u0131s\u0131mda program\u0131n \u00e7\u0131kt\u0131s\u0131 g\u00f6r\u00fcnt\u00fclenmektedir.<\/p>\n\n\n\n
    \u00c7ift t\u0131rnak i\u00e7erisinde dizi de\u011fi\u015fkeni kullan\u0131l\u0131rsa , metin indisleri ifade etmek i\u00e7in k\u00f6\u015feli parantez ve t\u0131rnak kullan\u0131lmas\u0131 gerekir.Bu durumda t\u0131rnak i\u00e7erisinde t\u0131rnak kullan\u0131lmas\u0131 kar\u0131\u015f\u0131kl\u0131\u011fa sebep olacakt\u0131r.Ayn\u0131 \u015fekilde nesne tipindeki de\u011fi\u015fkenlerde de \u00f6zelliklere ula\u015fmak i\u00e7in ‘->’ i\u015faretleri kullan\u0131lmas\u0131 kar\u0131\u015f\u0131k\u0131l\u0131\u011fa sebep olacakt\u0131r. Bu t\u00fcr durumlara \u00e7\u00f6z\u00fcm olarak de\u011fi\u015fkenlerin s\u00fcsl\u00fc parantez ‘{}’ i\u00e7erisine al\u0131nmas\u0131 gerekir.T\u0131rnak i\u00e7erisinde karma\u015f\u0131k de\u011fi\u015fken kullan\u0131m\u0131 \u00f6rne\u011fi : <\/p>\n\n\n\n
    $a['ad\u0131 soyad\u0131']=\"M\u00fccahit Ak\u0131n\";\necho \"Say\u0131n {[$a['ad\u0131 soyad\u0131']]}, Ho\u015fgeldiniz\";\n\nProgram\u0131n \u00e7\u0131kt\u0131s\u0131\n\nSay\u0131n M\u00fccahit Ak\u0131n, Ho\u015fgeldiniz \/\/ \u00c7\u0131kt\u0131 bu \u015fekilde olacakt\u0131r.<\/code><\/pre>\n\n\n\n
    Integer (Tamsay\u0131lar) De\u011fi\u015fkeni<\/h3>\n\n\n\n
    S\u0131f\u0131rdan b\u00fcy\u00fck veya k\u00fc\u00e7\u00fck -2147483648 ile +2147483647 aras\u0131ndaki tamsay\u0131lard\u0131r. Integer veri tipininin \u00f6zellikleri <\/em><\/strong>: <\/p>\n\n\n\n
      \n
    • En az Bir basamakl\u0131 olmal\u0131d\u0131r. (0 – 9)<\/li>\n\n\n\n
    • Nokta,virg\u00fcl veya bo\u015fluk i\u00e7eremez.<\/li>\n\n\n\n
    • Pozitif veya negatif olabilir.<\/li>\n\n\n\n
    • \u00dc\u00e7 farkl\u0131 say\u0131 taban\u0131nda g\u00f6sterilebilir:  \n
        \n
      • Decimal  (10 – taban\u0131nda )<\/li>\n\n\n\n
      • Hexadecimal <\/li>\n\n\n\n
      • Octal  <\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n
        $a=0;\n$b=2023;\n$c=-99999;\n$e=017; \/\/ onluk de\u011feri 15'dir.(Sekizlik say\u0131 sistemi)\n$f=0x1A; \/\/ onluk de\u011feri 26'd\u0131r. (onalt\u0131l\u0131k say\u0131 sistemi)<\/code><\/pre>\n\n\n\n
        Float (Double) De\u011fi\u015fkeni<\/h3>\n\n\n\n
        S\u0131f\u0131rdan b\u00fcy\u00fck  veya k\u00fc\u00e7\u00fck kesirli say\u0131lard\u0131r. Kesirli veya bilimsel iki farkl\u0131 g\u00f6sterimi mevcuttur.<\/p>\n\n\n\n
        $a=3.14;\n$b=314e-2 \/\/ 314*10-2<\/sup> = 3.14\n$c=2.4e3; \/\/ 2.4*103<\/sup> = 2400\n<\/code><\/pre>\n\n\n\n
        Boolean (Mant\u0131ksal) De\u011fi\u015fken<\/h3>\n\n\n\n
        Yaln\u0131zca iki de\u011fer alabilir : True (\u2713<\/strong>) ve false (\u2718).<\/p>\n\n\n\n
        $a=true;\n$b=false;<\/code><\/pre>\n\n\n\n
        Array Dizi Yap\u0131s\u0131<\/h3>\n\n\n\n
        Bir de\u011fi\u015fkende birden fazla de\u011feri saklamak i\u00e7in dizi<\/em><\/strong> kullan\u0131yoruz. Dizinin de\u011ferlerine index kullanarak ula\u015f\u0131r\u0131z. <\/p>\n\n\n\n
        $araba=array('Mercedes','Togg','Bmw','Audi');<\/code><\/pre>\n\n\n\n
        Object (Nesne) Yap\u0131s\u0131<\/h3>\n\n\n\n
        Nesneler , veri ile beraber o veriyi i\u015flemeye yarayan kodlar\u0131 da i\u00e7erek de\u011fi\u015fken t\u00fcrleridir. PHP ‘ de nesneler dolayl\u0131 olaark tan\u0131mlan\u0131r.\u00d6ncelikle bu nesneye \u015fablonluk edecek bir s\u0131n\u0131f (class) tan\u0131mlan\u0131r Bunun i\u00e7in “class<\/em><\/strong>” anahtar kelimesini kullan\u0131r\u0131z. <\/p>\n\n\n\n
        Null (Bo\u015f) Yap\u0131s\u0131<\/h3>\n\n\n\n
        Sadece tek bir de\u011fere (NULL) sahip olabilen \u00f6zel bir veri t\u00fcr\u00fcd\u00fcr.\u0130lk de\u011fer atanmadan kullan\u0131lan bir de\u011fi\u015fkene otomatik olarak NULL tipi verilir. NULL<\/em><\/strong>, de\u011fi\u015fkenin hi\u00e7 de\u011feri yok anlam\u0131na gelir. Say\u0131sal tiplerde s\u0131f\u0131rdan ve metin tiplerinde bo\u015f (“) metinden farkl\u0131d\u0131r. Bir de\u011fi\u015fkeen nul de\u011feri atanarak i\u00e7eri\u011fi bo\u015falt\u0131labilir.<\/p>\n\n\n\n
        $x =\"M\u00fccahit Ak\u0131n\";\n$x=null;<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
        \u0130\u00e7erikler De\u011fi\u015fken isimlendirme Kurallar\u0131 Ve De\u011fer Nas\u0131l Atan\u0131r ? De\u011fi\u015fken \u0130simlendirirken Uymam\u0131z Gereken Kurallar\u0131 Veri Tipleri String (Metin) De\u011fi\u015fkeni Integer (Tamsay\u0131lar) De\u011fi\u015fkeni Float (Double) De\u011fi\u015fkeni Boolean (Mant\u0131ksal) De\u011fi\u015fken Array Dizi Yap\u0131s\u0131 Object (Nesne) Yap\u0131s\u0131 Null (Bo\u015f) Yap\u0131s\u0131 Program\u0131n \u00e7al\u0131\u015fmas\u0131 s\u0131ras\u0131nda ihtiyac\u0131m\u0131z olan de\u011ferler haf\u0131zada tutulmaktad\u0131r.Bu de\u011ferlere ula\u015fabilmek i\u00e7in bir isim veririz bu isimlere “de\u011fi\u015fken” ad\u0131n\u0131 […]<\/p>\n","protected":false},"author":1,"featured_media":79,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36,20],"tags":[64,63,56,53,52,57,62,54,61,59,66,65,42,55,60,58],"class_list":["post-78","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-php","category-yazilim","tag-array","tag-boolean","tag-deger-atamak","tag-degiskenler","tag-degiskenler-sabitler-ve-operatorler","tag-degiskenlere-deger-atamak","tag-float","tag-integer","tag-integer-degiskeni","tag-metin-degiskeni","tag-null","tag-object","tag-php","tag-string","tag-string-degiskeni","tag-veri-tipleri"],"yoast_head":"\nDe\u011fi\u015fkenler Sabitler ve Operat\u00f6rler - Mucahit Akin<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.mucahitakin.com\/blog\/degiskenler-sabitler-ve-operatorler\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"De\u011fi\u015fkenler Sabitler ve Operat\u00f6rler - Mucahit Akin\" \/>\n<meta property=\"og:description\" content=\"\u0130\u00e7erikler De\u011fi\u015fken isimlendirme Kurallar\u0131 Ve De\u011fer Nas\u0131l Atan\u0131r ? De\u011fi\u015fken \u0130simlendirirken Uymam\u0131z Gereken Kurallar\u0131 Veri Tipleri String (Metin) De\u011fi\u015fkeni Integer (Tamsay\u0131lar) De\u011fi\u015fkeni Float (Double) De\u011fi\u015fkeni Boolean (Mant\u0131ksal) De\u011fi\u015fken Array Dizi Yap\u0131s\u0131 Object (Nesne) Yap\u0131s\u0131 Null (Bo\u015f) Yap\u0131s\u0131 Program\u0131n \u00e7al\u0131\u015fmas\u0131 s\u0131ras\u0131nda ihtiyac\u0131m\u0131z olan de\u011ferler haf\u0131zada tutulmaktad\u0131r.Bu de\u011ferlere ula\u015fabilmek i\u00e7in bir isim veririz bu isimlere “de\u011fi\u015fken” ad\u0131n\u0131 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.mucahitakin.com\/blog\/degiskenler-sabitler-ve-operatorler\/\" \/>\n<meta property=\"og:site_name\" content=\"Mucahit Akin\" \/>\n<meta property=\"article:published_time\" content=\"2023-05-24T21:46:33+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-05-24T22:00:48+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.mucahitakin.com\/blog\/wp-content\/uploads\/2023\/05\/resim_2023-05-25_004234101.png\" \/>\n\t<meta property=\"og:image:width\" content=\"442\" \/>\n\t<meta property=\"og:image:height\" content=\"348\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"akinmucahit\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"akinmucahit\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.mucahitakin.com\/blog\/degiskenler-sabitler-ve-operatorler\/\",\"url\":\"https:\/\/www.mucahitakin.com\/blog\/degiskenler-sabitler-ve-operatorler\/\",\"name\":\"De\u011fi\u015fkenler Sabitler ve Operat\u00f6rler - Mucahit Akin\",\"isPartOf\":{\"@id\":\"https:\/\/www.mucahitakin.com\/blog\/#website\"},\"datePublished\":\"2023-05-24T21:46:33+00:00\",\"dateModified\":\"2023-05-24T22:00:48+00:00\",\"author\":{\"@id\":\"https:\/\/www.mucahitakin.com\/blog\/#\/schema\/person\/44941b8386ec7b7a0d538904d2340229\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.mucahitakin.com\/blog\/degiskenler-sabitler-ve-operatorler\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.mucahitakin.com\/blog\/degiskenler-sabitler-ve-operatorler\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.mucahitakin.com\/blog\/degiskenler-sabitler-ve-operatorler\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.mucahitakin.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"De\u011fi\u015fkenler Sabitler ve Operat\u00f6rler\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.mucahitakin.com\/blog\/#website\",\"url\":\"https:\/\/www.mucahitakin.com\/blog\/\",\"name\":\"Mucahit Akin\",\"description\":\"Developer\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.mucahitakin.com\/blog\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.mucahitakin.com\/blog\/#\/schema\/person\/44941b8386ec7b7a0d538904d2340229\",\"name\":\"akinmucahit\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.mucahitakin.com\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/82dcabbf8a64b74dd355ead89fff0ec94009a84485c2a3d0ba8de4a2ba25576b?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/82dcabbf8a64b74dd355ead89fff0ec94009a84485c2a3d0ba8de4a2ba25576b?s=96&d=mm&r=g\",\"caption\":\"akinmucahit\"},\"sameAs\":[\"https:\/\/www.mucahitakin.com\/blog\"],\"url\":\"https:\/\/www.mucahitakin.com\/blog\/author\/akinmucahit\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"De\u011fi\u015fkenler Sabitler ve Operat\u00f6rler - Mucahit Akin","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.mucahitakin.com\/blog\/degiskenler-sabitler-ve-operatorler\/","og_locale":"en_US","og_type":"article","og_title":"De\u011fi\u015fkenler Sabitler ve Operat\u00f6rler - Mucahit Akin","og_description":"\u0130\u00e7erikler De\u011fi\u015fken isimlendirme Kurallar\u0131 Ve De\u011fer Nas\u0131l Atan\u0131r ? De\u011fi\u015fken \u0130simlendirirken Uymam\u0131z Gereken Kurallar\u0131 Veri Tipleri String (Metin) De\u011fi\u015fkeni Integer (Tamsay\u0131lar) De\u011fi\u015fkeni Float (Double) De\u011fi\u015fkeni Boolean (Mant\u0131ksal) De\u011fi\u015fken Array Dizi Yap\u0131s\u0131 Object (Nesne) Yap\u0131s\u0131 Null (Bo\u015f) Yap\u0131s\u0131 Program\u0131n \u00e7al\u0131\u015fmas\u0131 s\u0131ras\u0131nda ihtiyac\u0131m\u0131z olan de\u011ferler haf\u0131zada tutulmaktad\u0131r.Bu de\u011ferlere ula\u015fabilmek i\u00e7in bir isim veririz bu isimlere “de\u011fi\u015fken” ad\u0131n\u0131 […]","og_url":"https:\/\/www.mucahitakin.com\/blog\/degiskenler-sabitler-ve-operatorler\/","og_site_name":"Mucahit Akin","article_published_time":"2023-05-24T21:46:33+00:00","article_modified_time":"2023-05-24T22:00:48+00:00","og_image":[{"width":442,"height":348,"url":"https:\/\/www.mucahitakin.com\/blog\/wp-content\/uploads\/2023\/05\/resim_2023-05-25_004234101.png","type":"image\/png"}],"author":"akinmucahit","twitter_card":"summary_large_image","twitter_misc":{"Written by":"akinmucahit","Est. reading time":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.mucahitakin.com\/blog\/degiskenler-sabitler-ve-operatorler\/","url":"https:\/\/www.mucahitakin.com\/blog\/degiskenler-sabitler-ve-operatorler\/","name":"De\u011fi\u015fkenler Sabitler ve Operat\u00f6rler - Mucahit Akin","isPartOf":{"@id":"https:\/\/www.mucahitakin.com\/blog\/#website"},"datePublished":"2023-05-24T21:46:33+00:00","dateModified":"2023-05-24T22:00:48+00:00","author":{"@id":"https:\/\/www.mucahitakin.com\/blog\/#\/schema\/person\/44941b8386ec7b7a0d538904d2340229"},"breadcrumb":{"@id":"https:\/\/www.mucahitakin.com\/blog\/degiskenler-sabitler-ve-operatorler\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.mucahitakin.com\/blog\/degiskenler-sabitler-ve-operatorler\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.mucahitakin.com\/blog\/degiskenler-sabitler-ve-operatorler\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.mucahitakin.com\/blog\/"},{"@type":"ListItem","position":2,"name":"De\u011fi\u015fkenler Sabitler ve Operat\u00f6rler"}]},{"@type":"WebSite","@id":"https:\/\/www.mucahitakin.com\/blog\/#website","url":"https:\/\/www.mucahitakin.com\/blog\/","name":"Mucahit Akin","description":"Developer","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.mucahitakin.com\/blog\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/www.mucahitakin.com\/blog\/#\/schema\/person\/44941b8386ec7b7a0d538904d2340229","name":"akinmucahit","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.mucahitakin.com\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/82dcabbf8a64b74dd355ead89fff0ec94009a84485c2a3d0ba8de4a2ba25576b?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/82dcabbf8a64b74dd355ead89fff0ec94009a84485c2a3d0ba8de4a2ba25576b?s=96&d=mm&r=g","caption":"akinmucahit"},"sameAs":["https:\/\/www.mucahitakin.com\/blog"],"url":"https:\/\/www.mucahitakin.com\/blog\/author\/akinmucahit\/"}]}},"_links":{"self":[{"href":"https:\/\/www.mucahitakin.com\/blog\/wp-json\/wp\/v2\/posts\/78","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mucahitakin.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mucahitakin.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mucahitakin.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mucahitakin.com\/blog\/wp-json\/wp\/v2\/comments?post=78"}],"version-history":[{"count":2,"href":"https:\/\/www.mucahitakin.com\/blog\/wp-json\/wp\/v2\/posts\/78\/revisions"}],"predecessor-version":[{"id":82,"href":"https:\/\/www.mucahitakin.com\/blog\/wp-json\/wp\/v2\/posts\/78\/revisions\/82"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mucahitakin.com\/blog\/wp-json\/wp\/v2\/media\/79"}],"wp:attachment":[{"href":"https:\/\/www.mucahitakin.com\/blog\/wp-json\/wp\/v2\/media?parent=78"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mucahitakin.com\/blog\/wp-json\/wp\/v2\/categories?post=78"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mucahitakin.com\/blog\/wp-json\/wp\/v2\/tags?post=78"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}