Implement String Operations

[sanket143]

first = "Time";
second = "not Time";

Concatenation

newVar = first + " " + second;
print(newVar);  # Time not Time

is SubString

newVar = first ~= second; # is 'Time' substring of 'not Time'
print(newVar); # true

SubString

newVar = second[4:7];
print(newVar); # Tim

Length ( Draft )

newVar = $first;
print(newVar); # 4