Question

The String Class:

1a.) Given the following delcaration:

String modification1;

Write a statement that stores the uppercase equivalent of the string object called "city" in modification1.

1b.) Write a statement that declares a String variable named city. The variable should be initialized with the string literal "Los Angeles".

1c.) Given the following declaration:

int stringSize;

Write a statement that stores the length of the string object called "city" in stringSize.

1d.) Given the following declaration:

char oneChar;

Write a statement that stores the third character of the string object called "city" in oneChar.

1e.) Given the following delcaration:

String modification2;

Write a statement that replaces all the characters 'e' by # in the string object 'city', and stores the modified string in the modification2.

1f.) Given the following delcaration:

String modification3;

Write a statement that stores the lowercase equivalent of the string object 'city' in modification3.

Answer 1

1.a:
modification1 = city.toUpperCase();
1.b:
String city = "Los Angeles"
1.c:
//to get size we can use length() method
stringSize = city.length();

1.d:
oneChar = city.charAt(2);
// 3rd will be stores at index 2 as indexes starts from 0

1.e:
modification2= city.replaceAll("e","#");
1.f:
modification3 = city.toLowerCase();

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