๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ
TIL

20230406 TIL

by ๊น€๋นต๊ทธ 2023. 4. 6.

 

๐ŸงToday ์š”์•ฝ

1. parameter ๋ณ€์ˆ˜, argument ์ „๋‹ฌ์ธ์ž์˜ ์ฐจ์ด
2. extends super๋ฅผ ์ด์šฉํ•˜์—ฌ ๋ถ€๋ชจ ํด๋ž˜์Šค์˜ ์ƒ์„ฑ์ž๋ฅผ ํ˜ธ์ถœ
3.dart class ๊ตฌ์กฐ

๐Ÿ‘1. ์ž˜ํ•œ ์ 

[โœ…] Flutter ์ฑŒ๋ฆฐ์ง€ 

[โœ…] Dart ๋ณต์Šต 4.0~ 4.10

[โœ…] ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค ์ฝ”๋”ฉํ…Œ์ŠคํŠธ 3๋ฌธ์ œ

[โœ…] Coding papa Dart ๊ฐ•์˜ 80~ 87

โœŒ๏ธ2. ๊ฐœ์„  ์ 

  • parameter argument ๊ตฌ๋ถ„์ด ๋„ˆ๋ฌด ํ—ท๊ฐˆ๋ฆฐ๋‹ค. ์šฉ์–ด๊ฐ€ ๋งค์น˜๊ฐ€ ์•ˆ๋˜์–ด ์ข€ ๋” ์ •๋ฆฌ๋ฅผ ํ•ด๋ด„

 

๐Ÿ‘3. ๋ฐฐ์šด ์ 

 

Parameter(๋งค๊ฐœ๋ณ€์ˆ˜) ์™€ Argument(์ „๋‹ฌ์ธ์ž)

Prameter (๋งค๊ฐœ๋ณ€์ˆ˜) ํ•จ์ˆ˜์™€ ๋ฉ”์„œ๋“œ ์ž…๋ ฅ ๋ณ€์ˆ˜
Argument (์ „๋‹ฌ์ธ์ž) ํ•จ์ˆ˜์™€ ๋ฉ”์„œ๋“œ์˜ ์ž…๋ ฅ ๊ฐ’
Parameter ๋งค๊ฐœ๋ณ€์ˆ˜
def cancat(str1, str2):
  return a +" "+ b

/////

Argument ์ „๋‹ฌ์ธ์ž
cancat("parameter", "argument")

์ถœ์ฒ˜ : http://taewan.kim/tip/argument_parameter/

 


String.Includes(), String.indexOf()

function solution(str1, str2) {
    return str1.includes(str2) ? 1:2;
}
  • includes() ๋ฉ”์„œ๋“œ๋Š” ํ•˜๋‚˜์˜ ๋ฌธ์ž์—ด์ด ๋‹ค๋ฅธ ๋ฌธ์ž์—ด์— ํฌํ•จ๋˜์–ด ์žˆ๋Š”์ง€ ํŒ๋ณ„ํ•˜๊ณ  t/f๋กœ ๋ฐ˜ํ™˜ 
  • indexOf() ๋ฉ”์„œ๋“œ๋Š” ํ˜ธ์ถœํ•œ string ๊ฐ์ฒด์—์„œ ์ฃผ์–ด์ง„ ๊ฐ’๊ณผ ์ผ์น˜ํ•˜๋Š” ์ฒซ๋ฒˆ์งธ ์ธ๋ฑ์Šค๋ฅผ ๋ฐ˜ํ™˜ํ•œ๋‹ค. ์ผ์น˜ํ•˜๋Š” ๊ฐ’์ด ์—†์œผ๋ฉด -1์„ ๋ฐ˜ํ™˜

 


 

 

Dart Class

1. ๊ธฐ๋ณธ ํด๋ž˜์Šค ๊ตฌ์กฐ class Player { String name = "songyi"; int xp = 1500; } void main() { var player = Player(); print(player.name); player.name = "lalalal"; print(player.name); //songyi //lalala } Flutter์—์„œ๋Š” ๋ชจ๋“ ๊ฒŒ class๋‹ค class์—์„œ pro

252-archive.tistory.com

 

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