Ixazululiwe: uyivula kanjani ikhodi izikhathi ezi-3 ze-java

indlela yokungena ngekhodi izikhathi ezi-3Kulesi sihloko, sizoxoxa ngomsebenzi ojwayelekile wokuhlela ku-Java - ukuguqula ikhodi kathathu. I-Loop ingumqondo oyisisekelo ezinhlelweni ngoba isivumela ukuthi senze ibhulokhi yekhodi izikhathi eziningi. I-Java inikeza izindlela ezihlukahlukene zokusebenzisa ama-loops, futhi namuhla, sizogxila endleleni eyodwa.

Ukusebenzisa i-Loop

I-Java inikeza izinhlobo ezimbalwa zamalophu, enye yazo okuyi iluphu. Le loop ilungele umsebenzi wethu njengoba isivumela ukuthi sibeke inombolo ethile yokuphindaphinda. Ake singene esixazululweni bese sixoxa ngokuthi singangena kanjani ngekhodi kathathu.

isigaba somphakathi Main {
i-public static void main (String [] args) {
ngoba (int i = 0; i <3; i++) {System.out.println("Loop iteration:" + (i + 1)); } } } [/ikhodi]

Isinyathelo ngesinyathelo Ikhodi Incazelo

Amazwibela ekhodi angenhla abonisa indlela yokusebenzisa ucezu lwekhodi izikhathi ezintathu usebenzisa iluphu. Manje, ake siyihlukanise isinyathelo ngesinyathelo:

1. Dala ikilasi elisha ebizwa ngokuthi Main, ezobamba indlela yethu eyinhloko, indawo yokungena yohlelo lwethu lwe-Java.
2. Chaza indlela eyinhloko ngesignesha yendlela evamile: `i-public static void main(String[] args)`.
3. Sebenzisa i-loop ngokucacisa izingxenye ezintathu eziyinhloko:

  • Ukuqalisa: `int i = 0`.
  • Isimo: `i <3`.
  • Buyekeza: `i++` (khuphula inani elithi 'i' ngo-1).

4. Ngaphakathi kweluphu, sisebenzisa indlela ethi `System.out.println()` ukuze siphrinte inombolo yamanje yokuphindaphinda. Ukuze siyenze isebenziseke kalula, sengeza u-1 kunkomba ethi 'i'.

Lapho lusetshenziswa, uhlelo luzophrinta okukhiphayo okulandelayo:

I-loop iteration: 1 Iluphu iteration: 2 loop iteration: 3

Okuningi Ngezihibe Nemitapo yolwazi

I-Java inikeza isethi ecebile yezakhiwo zokulutha kanye nemitapo yolwazi engasiza ukwenza imisebenzi ephindaphindwayo ibe lula. Ezinye zazo zihlanganisa:

1. Ithuthukiselwe iluphu: Eyaziwa nangokuthi iluphu "yengayodwana", ilungiselelwa ukuphindaphinda amaqoqo nama-array, ngaphandle kwesidingo sokukhomba okusobala.
2. ngenkathi iluphu: Isebenzisa ngokuqhubekayo ibhulokhi yekhodi inqobo nje uma isimo esinikeziwe siyiqiniso. Isimo siyahlolwa ekuqaleni kokuphindaphinda ngakunye.
3. yenza-ngenkathi iluphu: Ifana ne-loop yesikhathi, kodwa ihlola isimo ngemva kokukhipha umzimba we-loop. Iqinisekisa ukuthi ukuvinjwa kwekhodi kuzokwenziwa okungenani kanye.

Ngaphezu kwalokho, i-Java inikeza imitapo yolwazi nezinsiza eziningana ukuze isebenze namaqoqo, njenge Uhlaka lwamaqoqo, okufaka izakhiwo zedatha ezifana nohlu, amasethi, namamephu, okuvumela ukuguquguquka okwengeziwe nokusebenza kahle lapho usebenza namaqembu ezinto.

Ngolwazi lwezakhiwo eziluthayo kanye nokuqonda amakhono ahlinzekwa imitapo yolwazi ye-Java, ungakwazi ukuxazulula izinselelo ezihlukahlukene zokuhlela kalula nangempumelelo.

Okuthunyelwe okuhlobene:

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