함수 uppercase()

1 개요

uc

upcase

upper

uppercase

uppercaseString

strtoupper

toupper

toUpperCase

2 Bash

Bash uppercase() 문서를 참고하십시오.

Bash

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echo "Hello, World" | tr 'a-z' 'A-Z' 
# HELLO, WORLD

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3 C

C

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#include <ctype.h>
#include <stdio.h>
int main(void) {
    char string[] = "Wiki means fast?";
    int i;
    for (i = 0; i < sizeof(string); ++i) {
        string[i] = toupper(string[i]);
    }
    puts(string); // WIKI MEANS FAST?
    return 0;
}

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4 C++

C++ strtoupper() 문서를 참고하십시오.

C++

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#include <iostream>
using namespace std;
string strtoupper(string str) {
    for(auto &c: str) c = toupper(c);
    return str;
}
int main() {
    string str = "Hello World!";
    string str2 = strtoupper(str);
    cout << str << endl; // Hello World!
    cout << str2 << endl; // HELLO WORLD!
}

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C++

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#include <iostream>
#include <algorithm> // transform
using namespace std;
string strtoupper(const string str) {
    string ret = str;
    transform(ret.begin(), ret.end(),ret.begin(), ::toupper);
    return ret;
}
int main() {
    string str = "Hello World!";
    string str2 = strtoupper(str);
    cout << str << endl; // Hello World!
    cout << str2 << endl; // HELLO WORLD!
}

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5 C#

C#

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"Wiki means fast?".ToUpper();        // "WIKI MEANS FAST?"

6 Excel

PHP

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=UPPER("Hello")
// HELLO

7 Go

Go strings.ToUpper() 문서를 참고하십시오.

Go

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package main
import (
	"fmt"
	"strings"
)
func main() {
	fmt.Print( strings.ToUpper("hello world") )
}

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8 Java

Java

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String str = "Hello World!";
System.out.println(str.toUpperCase());

9 JavaScript

JavaScript

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var str = "Hello World!";
console.log( str.toUpperCase() );

▶	HELLO WORLD!

10 Objective-C

Objective-C

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NSString *str = @"Hello World!";
NSLog(@"%@", [str uppercaseString];

11 Perl

Perl

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$str = "Hello World!";
print uc($str);

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12 PHP

PHP

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$str = "Hello World!";
echo strtoupper($str);

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13 Python

파이썬 upper() 문서를 참고하십시오.

Python

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str = "Hello World!"
print( str.upper() )

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14 Ruby

Ruby

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str = "Hello World!"
str2 = str.upcase
puts str2

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Ruby

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str = "Hello World!"
str.upcase!
puts str

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15 Scheme

scheme

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(use-modules (srfi srfi-13))
(string-upcase "Wiki means fast?") ;  "WIKI MEANS FAST?"

16 Windows Batch

batch

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@echo off
setlocal
set str2=
set "str=Hello World!"
for /f "skip=2 delims=" %%I in ('tree "\%str%"') do if not defined str2 set "str2=%%~I"
set "str2=%str2:~3%"
echo %str2%

17 SQL

17.1 MySQL

sql

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SELECT UPPER( "Hello World" );
-- HELLO WORLD

17.2 Oracle

sql

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SELECT UPPER('Hello World') FROM DUAL;
-- HELLO WORLD

18 같이 보기

• 함수 lowercase()
• 함수 capitalize()
• 함수 isUppercase()
• SQL 함수

19 References

• http://eqcode.com/wiki/uppercase
• https://stackoverflow.com/questions/34713621/batch-converting-variable-to-uppercase