Answered: string ToUpper(const string& phrase){…

string ToUpper(const string& phrase){ string retVal phrase; for (size_t i = 1; i < phrase.length(); i++) retVal[i] = toupper(retVal[i]); %3D return retVal; }

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Concept explainers

Methods of StringBuilder class

The StringBuilder class can be used to create mutable strings. The methods defined in the StringBuilder class are widely used to manipulate and concatenate strings. It is a non-synchronized class which has public methods that can be accessed by multiple threads. It is not thread-safe.

Question

Given the following code, identify the line where a function is being called.
string ToUpper(const string& phrase){
string retVal = phrase;
for (size_t
1
i = 1; i < phrase.length(); i++)
toupper(retVal [i]);
4
retVal [i]
return retVal;
6.
}
4
3

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