Strings Assignment Help
The C Style Character String
String is the made up of number of characters known as sequence of characters. The string can be terminated with null character ‘\0’. String can be defined with the double cotes (“ “). Characters are enclosed with in single cote in C whereas the strings are enclosed within the double cotes in C++.
The string can be created in two different ways
- Creating character array and assuming as string
- Creating string object
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Declaration the string
char str[10];
char variablename[size];
Initializing Array string
Figure : Array string Initialization
If the specific number of the character is not defined then all the character will be defines as Null during initialization. The size of the element more than the string is not initialized. The size of string is optional to specify but once specified it will be stored in the array so it cannot be modified. String data at the end of the string will end with physical memory.
Syntax
Figure : Library String Functions
The String classNamein C++
The character array is the array of the character which is terminated by a null character that defines the objects which is represented in the sequence of character. Size of the character array can be allocated at the run time when it is required. Unused allocated memory is wasted in the character array. In character array, the threat of array decade is appeared. Character array is faster than the classNamestring. This classNamestring defines the number of functionalities with different operations.
getline ( ) – stores the stream of characters entered in the user
push_back ( ) – input the character at the end of the string
pop_back ( ) – delete the last character from the string
Example
