May 2018
Intermediate to advanced
328 pages
8h 15m
English
Content preview from The Modern C++ Challenge
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23. Binary to string conversion
Write a function that, given a range of 8-bit integers (such as an array or vector), returns a string that contains a hexadecimal representation of the input data. The function should be able to produce both uppercase and lowercase content. Here are some input and output examples:
Input: { 0xBA, 0xAD, 0xF0, 0x0D }, output: "BAADF00D" or "baadf00d" Input: { 1,2,3,4,5,6 }, output: "010203040506"
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