CodeGym /ื‘ืœื•ื’ Java /Random-HE /Java ื”ืฉืชืžืฉ ื‘ืื•ืช ืจืืฉื•ื ื” ื‘ืžื—ืจื•ื–ืช ื‘ืื•ืชื™ื•ืช ื’ื“ื•ืœื•ืช
John Squirrels
ืจึธืžึธื”
San Francisco

Java ื”ืฉืชืžืฉ ื‘ืื•ืช ืจืืฉื•ื ื” ื‘ืžื—ืจื•ื–ืช ื‘ืื•ืชื™ื•ืช ื’ื“ื•ืœื•ืช

ืคื•ืจืกื ื‘ืงื‘ื•ืฆื”

ื›ื™ืฆื“ ืœื”ืฉืชืžืฉ ื‘ืื•ืชื™ื•ืช ืจื™ืฉื™ื•ืช ื‘-Java?

Java ืžืกืคืงืช ืฉื™ื˜ื” ื‘ืฉื toUpperCase() ืฉืœื•ืงื—ืช ืžื—ืจื•ื–ืช ื›ืคืจืžื˜ืจ. ื–ื” ืžื—ื–ื™ืจ ืžื—ืจื•ื–ืช ื‘ืคื•ืจืžื˜ " ALL CAPS " ืฉืœ ืชื•ื›ืŸ ื”ืžื—ืจื•ื–ืช . ื”ื ื” ืงื˜ืข ื”ื“ื’ืžื” ืœื”ื‘ื ื”.
String myName = "artem";
System.out.println("myName = " + myName);
System.out.println("myName.toUpperCase() = " + myName.toUpperCase());
ืชึฐืคื•ึผืงึธื”
myName = artem myName.toUpperCase() = ARTEM

ื›ื™ืฆื“ ืœื”ืฉืชืžืฉ ื‘ืื•ืช ืจื™ืฉื™ื•ืช ื‘ืื•ืช ื”ืจืืฉื•ื ื” ืฉืœ ืžื—ืจื•ื–ืช ื‘-Java?

ื›ืคื™ ืฉืืชื” ื™ื›ื•ืœ ืœืจืื•ืช ื‘ื“ื•ื’ืžื” ืฉืœืžืขืœื”, ื”-Java toUpperCase() ืžืฉืชืžืฉ ื‘ืื•ืชื™ื•ืช ื’ื“ื•ืœื•ืช ืฉืœ ื”ืžื—ืจื•ื–ืช ื›ื•ืœื” . ื–ื” ืœื ืขื•ื ื” ืขืœ ื”ื“ืจื™ืฉื•ืช ืฉืœื ื•. ืžืขืชื”, ื ืชื›ื ืŸ ืฉื™ื˜ื” ืžื•ืชืืžืช ืื™ืฉื™ืช ื‘ืฉื capitalize() ื›ื“ื™ ืœื”ืžื™ืจ ืจืง ืืช ื”ืื•ืช ื”ืจืืฉื•ื ื” ืฉืœ ื”ืžื—ืจื•ื–ืช ืœ- UpperCase . ืœื”ืœืŸ ืžื•ื–ื›ืจื™ื ื›ื•ืชืจืช ื”ืฉื™ื˜ื”, ื”ืคืจืžื˜ืจื™ื ืฉืœื” ื•ืกื•ื’ ื”ื”ื—ื–ืจ ืฉืœื”.

ื›ื•ืชืจืช ืฉื™ื˜ื”

ื”ื ื” ื”ื›ื•ืชืจืช ืขื‘ื•ืจ ืฉื™ื˜ืช capitalize() .
String capitalize(String inputString)
ืคืจืžื˜ืจื™ื ื”ืฉื™ื˜ื” capitalize () ืœื•ืงื—ืช ืžื—ืจื•ื–ืช ืœื”ืžืจืช ื”ืื•ืช ื”ืจืืฉื•ื ื” ืฉืœื” ืœืจื™ืฉื™ื•ืช. ื”ื—ื–ืจ ืกื•ื’ ืžื—ืจื•ื–ืช ืขื ื”ืื•ืช ื”ืจืืฉื•ื ื” ื‘ืื•ืช ืจื™ืฉื™ื•ืช.

ืืœื’ื•ืจื™ืชื / ืฉืœื‘ื™ื ืœืื•ืช ืจื™ืฉื™ื•ืช ื‘ืื•ืช ื”ืจืืฉื•ื ื” ืฉืœ ื”ืžื—ืจื•ื–ืช ื‘-Java

ื ืกื” ืœื”ืคืขื™ืœ ืืช ื”ืฉืœื‘ื™ื ื”ืืœื” ื‘ืจืืฉ ืฉืœืš ืชื—ื™ืœื” ืœืคื ื™ ืฉืืชื” ืžืกืชื›ืœ ืขืœ ื”ืงื•ื“.
  1. ืงื‘ืœ ืืช ื”ืื•ืช ื”ืจืืฉื•ื ื” ืฉืœ ื”ืžื—ืจื•ื–ืช .
  2. ื”ืžืจ ืื•ืชื• ืœืื•ืช ื’ื“ื•ืœื” .
  3. ื”ื—ืœืฃ ืื•ืชื• ื‘ืžื™ืงื•ื ื”ืžืงื•ืจื™ ื‘ืžื—ืจื•ื–ืช .

ื“ื•ื’ืžื

ื›ืืŸ ืื ื• ืžืฉืชืžืฉื™ื ื‘ืฉื™ื˜ื” ืฉื ื•ืฆืจื” ื‘ื”ืชืืžื” ืื™ืฉื™ืช capitalize(String) ื›ื“ื™ ืœื‘ืฆืข ืืช ื”ืฉืœื‘ื™ื ืฉื”ื•ื–ื›ืจื• ืœืขื™ืœ.
public class Driver {

	public static String capitalize(String inputString) {

		// get the first character of the inputString
		char firstLetter = inputString.charAt(0);

		// convert it to an UpperCase letter
		char capitalFirstLetter = Character.toUpperCase(firstLetter);

		// return the output string by updating
		//the first char of the input string
		return inputString.replace(inputString.charAt(0), capitalFirstLetter);
	}

	public static void main(String[] args) {

		String myName = "artem";
		System.out.println("myName = " + myName);
		System.out.println("capitalize(myName) = " + capitalize(myName) + "\n");

		String myDogName = "leo";
		System.out.println("myDogName = " + myDogName);
		System.out.println("capitalize(myDogName) = " + capitalize(myDogName) + "\n");

		String myCarName = "tesla";
		System.out.println("myCarName = " + myCarName);
		System.out.println("capitalize(myCarName) = " + capitalize(myCarName) + "\n");

		String mySchoolName = "nUCES";
		System.out.println("mySchoolName = " + mySchoolName);
		System.out.println("capitalize(mySchoolName) = " + capitalize(mySchoolName) + "\n");

		String myCountryName = "pakistan";
		System.out.println("myCountryName = " + myCountryName);
		System.out.println("capitalize(myCountryName) = " + capitalize(myCountryName) + "\n");

	}
}

ืชึฐืคื•ึผืงึธื”

myName = artem capitalize(myName) = Artem myDogName = leo capitalize(myDogName) = ืœื™ืื• myCarName = tesla capitalize(myCarName) = Tesla mySchoolName = nUCES capitalize(mySchoolName) = NUCES myCountryName = ืคืงื™ืกื˜ืŸ capitalize(myCountryName) = ืคืงื™ืกื˜ืŸ

ืกื™ื›ื•ื

ื–ื•ื”ื™ ื”ืžื—ืฉื” ืคืฉื•ื˜ื” ืฉืœ โ€‹โ€‹ืฉื™ืžื•ืฉ ื‘ืื•ืชื™ื•ืช ืจื™ืฉื™ื•ืช ื‘ืื•ืช ื”ืจืืฉื•ื ื” ืฉืœ ืžื—ืจื•ื–ืช ื‘-Java. ื–ื” ืจืง ื™ื™ืฉื•ื ืื—ื“. ื™ืฉื ืŸ ืžืกืคืจ ื“ืจื›ื™ื ืื—ืจื•ืช ืœืคืชื•ืจ ืืช ืื•ืชื” ื‘ืขื™ื”. ืžื•ืžืœืฅ ืœืชืจื’ืœ ื‘ืขื™ื” ื–ื• ืขื ื”ืคืชืจื•ืŸ ื”ื ืชื•ืŸ. ืœืื—ืจ ืžื›ืŸ ื‘ื“ื•ืง ืืช ืขืฆืžืš ืขืœ ื™ื“ื™ ืคืชืจื•ืŸ ื–ื” ื‘ื“ืจืš ืื—ืจืช ืื ืืชื” ื—ื•ืฉื‘ ืฉื”ื‘ื ืช ืืช ื”ื‘ืขื™ื” ื”ื™ื˜ื‘. ื‘ื“ื•ืง ืืช ื”ืคืœื˜ ืฉืœืš. ื”ื™ื” ืืžื™ืฅ ืœื‘ื˜ื ืืช ื”ื™ื›ื•ืœื•ืช ื”ื”ื’ื™ื•ื ื™ื•ืช ื•ืคืชืจื•ืŸ ื”ื‘ืขื™ื•ืช ืฉืœืš. ืฉื™ื”ื™ื” ืœืš ื˜ื•ื‘ ืœืœืžื•ื“!

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