docs.oracle.com/en/java/javase/15/docs/api/java.base/java/lang/String.html#replace(char,char)
java.lang.String.replace(char, char)
public String replaceโ(char oldChar, char newChar)
๋งค๊ฐ๋ณ์ char, char :
๊ธฐ์กด ๋ฌธ์, ๋ฐ๊ฟ ๋ฌธ์ ์.
๊ธฐ์กด ๋ฌธ์๊ฐ ๋ฐ๊ฟ ๋ฌธ์๋ก ๋ฐ๋๋ค.
๋ฐํ๊ฐ String :
๋ณ๊ฒฝ๋ ๋ฌธ์์ด
java.lang.String.replaceFirst(String, String)
public String replaceFirstโ(String regex, String replacement)
๋งค๊ฐ๋ณ์ String, String :
๊ธฐ์กด ๋ฌธ์, ๋ฐ๊ฟ ๋ฌธ์ ์.
๊ธฐ์กด ๋ฌธ์๊ฐ ๋ฐ๊ฟ ๋ฌธ์๋ก ๋ฐ๋๋ค. ์ฒ์์ผ๋ก ๋ง๋ ๊ธฐ์กด ๋ฌธ์๋ง ๋ณ๊ฒฝ๋๊ณ ๋๋จธ์ง๋ ๊ทธ๋๋ก.
๋ฐํ๊ฐ String :
๋ณ๊ฒฝ๋ ๋ฌธ์์ด.
String.replace(str1, str2)
String.replaceFirst(str1, str2)
์์
public class ReplaceEx {
public static void main(String[] args) {
String str = "ABCDABCDEFGABCDAB";
String strf = "ABCDABCDEFGABCDAB";
str = str.replace("ABC", "abc");
strf = strf.replaceFirst("ABC", "abc");
System.out.println(str);
System.out.println(strf);
}
}
์ถ๋ ฅ
abcDabcDEFGabcDAB abcDABCDEFGABCDAB |
์ฌ์ฉ ์ : nanarin.tistory.com/51