String-handling Operations (AQA GCSE Computer Science): Flashcards
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String concatenation
String concatenation
Joining multiple strings together
Operator for string concatenation
Operator for string concatenation
The + operator
Order in string concatenation
Order in string concatenation
Strings joined in exact order specified
Operator overloading
Operator overloading
- does different things based on data type
- operator with numbers
- operator with numbers
Performs mathematical addition ()
- operator with strings
- operator with strings
Joins strings ("hello"+"world"="helloworld")
Automatic spaces in concatenation
Automatic spaces in concatenation
No, must add spaces manually
Result of "hello"+"world"
Result of "hello"+"world"
"helloworld" (no space)
Adding space in concatenation
Adding space in concatenation
"hello"+" "+"world" = "hello world"
Effect on original strings
Effect on original strings
Creates new string, originals unchanged
Example: user greeting concatenation
Example: user greeting concatenation
"Hello, " + username
Mixing literals and variables
Mixing literals and variables
Yes, can combine both in concatenation