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shahlahasan68 — 2019-11-19 07:05:49 UTC

Class

Class class1
{
Public double t( int y, int u, int i)
{

Int p=y+u+i ;
Double m=p/3;
Return m;
}
}

————————————————————
Form
Private void button 1_click(object sender,EventArgs e)
{

Int b=convert.ToInt16(textbox1.text);
Int c=convert.ToInt16(textbox2.text);
Int k=convert.ToInt16(textbox3.text);
Class1 a=new class1 ();
Textbox4.text=a.t(b, c, k).tostring ();

}

Lecture 1

shahlahasan68 — 2019-11-29 22:46:51 UTC

Array: komalek varaibly ka haman jore datataypyan haya pekawa znjirayak drwst akan

Element: aw dananay znjirakan pekawa Array drwst akan haryakek lam elementana index y xoy haya

Index:znjirayake jegira la zhmara 0 daspe akat hata drezhy array-1,wata danayak kamtr la drezhy array

*Bo rezkrdne danakany array la bchukawa bo gawra
Array.sort(values);

*Bo rezkrdne danakany array la gawrawa bo bchuk
Array.Reverse(values);

~~gar westt array la gawrawa bo bchuk rekbxay pewesta sarata la bchukawa bo gawra daybney
Array.sort(values);
Pashan krdare
Array.Reverse(values);
Danbey chunka reverse wata pechawanakrdnawa wata tanya krdaraka pechawana akatawa~~

List:hawsheway array psht dabaste ba haman jore datatype ,haryak la elementakane index y xoy haya

TB//marja nusine (Array)bam shewayabet
Marja nusiny (List)bam shewaya bet

Yasay array /datatype[ ] arrayname=new datatype[array size];

yasay list / List list name=new list();

jyawaze newan array & list

Lakaty bakar henany for loop da bo Array

For(int i=0; i

lakaty bakarhenanay for loop bo list

For(int i=0; i

TB// hich katek la dway if,else,else if,for,for each....simy kolon👉 ; 👈bakar naya

Jyawaze newan for & for each

For:ba arazwy xou element hal abzhere bo print krdn
Balam
For each:hamu elemen takan print aka

....la for loop da choniate esh krdne colomn dawrane tawaw akat inja row hangawe acheta peshawa

ArrayList:hawsheway array &lista balam am psht nabaste ba jore datatype xo akre bo jore hawshewash bakarbe,atwanin blein array list haman array&list y peshwa balam arraylist gshtgirtra

Yasay array list/ ArrayList arrlistname=new ArrayList();

jorakane datatype(int,string,double,.....)

itme remove & add

Add:bo zyad krdn bakar de
Remove bo srenaway laregay elementakawa bakarde
RemoveAt:bosrenaway element balam laregay index kayawa

Lecture 2

shahlahasan68 — 2019-11-29 22:54:56 UTC

exception handing:brytya law halanay ka la programaka drwst abe

4 jore haya (try,catch,finally,throw)

Try:bozaniny halakana katek hala la kodakandabu aykata naw block [ ]

catch:amish bakarde bo dwrkawtnawa la error rastawxo halakawpe ale

Finally:wata hala habe yan nabe am krdaraka har jebaje aka

Throw:lam jorada xou expection drwst akay

*Marja (try,catch) badway yakda ben
Balam
Finally agaresh nabet asayya

Lecture 3

shahlahasan68 — 2019-12-01 19:08:04 UTC

la dway har krdarek ka anjame aday 2 rega haya bo pshan danawa

(console.writeline,messagebox.show)

console:basheway anjamdany resul pshant ada
Balam
Messagebox:basheway masjek lanaw boxeka pshan ada bo agadarkrdnaway bakarhenar

Trimp(): bo labrdne space sarataw kota bakarde

Shewazy bakar henany

(Textbox1.text.Trim()==string.empty)

lecture 4

shahlahasan68 — 2019-12-01 19:33:13 UTC

error akany programming

3Jor error haya

-design Time errors
-Run Time errors
-Logical errors

1-Design time errors
(Aw halanaya pesh away projectaka run be drwst abe am errorana nahele projectakaw run be shewazeky zor asanaw helek ahene ba zher errorakaya amash 3 jore haya ka ba 3 rangy jyawaz jya akretawa 1-blue:edit and continue issues , wata atwane projectaka nawastenew gorankareakaw anjam bday
2-Red:syntax errors , wata halay la farizaw simicolonu kawanaw..... haya
3-Green:compailer warnings , wata varible u shty zayayaw nusiwa balam bakart nahenawa amjorayan kesha drwst naka bas jegay zor agre zyadaya )

2-run time error
(Aw failanay ka danaxrawnatawa la compailer
Ba try,catch atwanin charasare bkain)

3-logic errors
(Hala logikyakane programakaya la sarataw kotayy loop da la 0&1 drwstbua)

lecture5

shahlahasan68 — 2019-12-01 19:54:01 UTC

class

Har karek la class da anjame aday bo pshandan
Balam pewesta regayak habe bo daxlbune class awesh la regay object
Agar none static bu abe pewesta object drwstbkay bo daxlbune
Agar static bu pewesty ba object nya
Wa static pewesty ba return a balam none static pewesty ba return nya harwaha voide awe

Yasakani identyfire bakar ahene bo nawnasy object

Sarata object e drwst akay dwatr la formakaya bangy akaytawa

Nawe aw classay ka atawe daxle bet nawe object =new nawe aw classay atawe daxle bet

Ex//
Form2 frm=new form2();