/// Checks if parameter 1 is the same length as parameter 2
////// # Example:
/// ```rust
/// use r_unit::string;
////// let a = "hi";
/// let b = "hi";
////// string::matches_length(&a, &b);
/// ```
pubfnmatches_length(a:&str, b:&str){if a.len()!= b.len(){panic!("Parameter 1 does not match the string length as parameter 2")}}