In this article, we will disucss different ways to find and replace any substring in a given string with another string in C++. Using a char array and pointer arithmetic: We will be using the following functions in the program: memcpy(): The memcpy() is a C-style function that copies a specified number of bytes from …
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In this article, we will discuss different ways to replace a character in string at a particular index in C++. Table Of Contents Introduction Case 1: The index of the character to be replaced and the new character are given as input. Using std::string::replace() Using the [] operator Case 2: The character to be replaced …
Replace character in string at a particular index in C++ Read More »
In this article, we will two different approaches to search and replace a string in a text file in C++. Table Of Contents Approach 1: Read whole file, and replace text Approach 2: Read file line by line, and modify in parallel Summary Approach 1: Read whole file, and replace text This program reads the …
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In this article, we will discuss different ways to slit a string into a vector in C++. Table Of Contents Method 1: Using a loop Method 2: Using std::stringstream Method 2: Using strtok() Method 1: Using a loop One way to split a string is to use a delimiter, such as a space or a …
In this article, we will discuss different ways to split a string using delimiter in C++. Table Of Contents Method 1: Using a loop and string.find() Method 2: Using stringstream() Method 3: Using strtok() Summary Method 1: Using a loop and string.find() In C++, the std::string::find() function is a member function of the std::string class …
In this artcile, we will discuss different ways to split a string into multiple substrings of equal lemnth in C++. Table Of Contents Introduction Method 1: Using substr() Method 2: Using iterators Summary Introduction There can be two variations for the given problem:1. The number of substrings is given and we need to calculate the …
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A hexadecimal string contains only hexadecimal digits and an optional “0x” prefix. The article here discusses various ways to convert an integer to a hexadecimal string (with the “0x” prefix). The converted string is in lowercase and can be converted to uppercase using toupper() function in C++. Table Of Contents Method 1: Using a For …
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A hexadecimal string contains only hexadecimal digits and an optional “0x” prefix. The article here discusses various ways to convert a hexadecimal string (with the “0x” prefix) to its corresponding integer value (with a note included after each method containing the changes to be made in the code in case of the hexadecimal string not …
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A byte array is an array of bytes, which are units of data typically used to represent a character such as a letter, number, or symbol in a computer’s memory. In C++, a byte array can be represented using an array of elements of type char, unsigned char, or uint8_t. The article here discusses various …
The article here discusses various ways to convert an input string to a vector of bytes in C++. Table Of Contents Method 1: Using a For Loop Method 2: Using std::vector Constructor Method 3: Using std::transform method Method 4: Using std::copy() method Summary Method 1: Using a For Loop This program creates a string called …