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Exemplar praestare filum literae

Imprimere electronicam rei demonstratae a monstratore et inscriptione ipsius monstratoris, uti potes %p forma mores output regula oratio.Sequenti codice ostenditoriginalString etcopiedString Regula electronica et electronica demonstrans obiectum;

NSString *originalString = @"Hello, World!";
NSString *copiedString = [originalString copy];

// 打印字符串内容
NSLog(@"Original: %@", originalString); // 输出: Hello, World!
NSLog(@"Copied: %@", copiedString);     // 输出: Hello, World!

// 打印指针本身的地址
NSLog(@"Original pointer address: %p", &originalString);
NSLog(@"Copied pointer address: %p", &copiedString);

// 打印指针指向对象的地址
NSLog(@"Original object address: %p", originalString);
NSLog(@"Copied object address: %p", copiedString);
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Proventus cursus Xcode Versionis 15.1 (15C65) & Simulator (iPhone 15) haec sunt:

// 打印的内容一样
Original: Hello, World!
Copied: Hello, World!
// 指针本地的地址不一样，说明是不同的指针
Original pointer address: 0x7ff7b1a5fa98
Copied pointer address: 0x7ff7b1a5fa90
// 不同的指针指向同一个对象
Original object address: 0x10e4a0070
Copied object address: 0x10e4a0070
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explicare

• Original: Hello, World! etCopied: Hello, World! Output the string content.
• Original pointer address: %p Output indicatorumoriginalString Oratio ipsa in acervus.
• Copied pointer address: %p Output indicatorumcopiedString Oratio ipsa in acervus.
• Original object address: %p outputoriginalString Oratio in acervo chordae demonstratur.
• Copied object address: %p outputcopiedString Oratio in acervo chordae demonstratur.

Ex his videri potest NSString est res immutabilis et facitcopy Modus novum obiectum non creat, sed idem redit.sicoriginalString etcopiedString Inscriptio eadem memoria (the object is the same address), but their indicators ipsi diversae inscriptiones in ACERVUS.

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Praestare mutableCopy in linea litteralis

    NSString *originalString = @"Hello, World!";
    NSString *copiedString = [originalString mutableCopy];

    // 打印字符串内容
    
    NSLog(@"Original: %@", originalString); // 输出: Hello, World!
    NSLog(@"Copied: %@", copiedString);     // 输出: Hello, World!

    // 打印指针本身的地址
    NSLog(@"Original pointer address: %p", &originalString);
    NSLog(@"Copied pointer address: %p", &copiedString);

    // 打印指针指向对象的地址
    NSLog(@"Original object address: %p", originalString);
    NSLog(@"Copied object address: %p", copiedString);
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Proventus cursus Xcode Versionis 15.1 (15C65) & Simulator (iPhone 15) haec sunt:

Original: Hello, World!
Copied: Hello, World!
// 不同的指针
Original pointer address: 0x7ff7be102a98
Copied pointer address: 0x7ff7be102a90
// 指向不同的对象
Original object address: 0x101dfd070
Copied object address: 0x600000c80090
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