To compile your code into a highly optimized, standalone executable binary, run: v -prod hello.v ./hello Use code with caution. Core Syntactical Fundamentals
V has only one looping keyword: for . It replaces while , do-while , and traditional for loops.
You’ll appreciate the lack of header files and the lightning-fast compile times.
git clone https://github.com/vlang/v cd v make getting started with v programming pdf new
filename := os.args[1] data := os.read_file(filename) or eprintln('Cannot read file: $err') exit(1)
V compiles roughly 100,000 to 1,200,000 lines of code per second per CPU core.
Not all PDFs are created equal. If you are searching for or planning to create the ultimate resource, this is what the new standard looks like. To compile your code into a highly optimized,
While V is relatively new, there are excellent resources available, particularly in PDF format, to help you master the language.
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// Title page.set_font('Helvetica-Bold', 18) page.text('INVOICE', 250, 800) You’ll appreciate the lack of header files and
The match statement is a safer, cleaner alternative to the traditional switch block found in C-family languages. It forces you to handle all possible conditions.
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Let’s build a file line counter: count_lines.v
The ! symbol before the return type indicates that the function can return an error. The or block provides a clean, readable way to intercept errors immediately without bloating the code structure. Structs and Methods
Getting started with V requires minimal setup. The language is cross-platform and works seamlessly on Windows, macOS, and Linux. 1. Installation