lexical_core

Function parse_partial

Source 
pub fn parse_partial<N: FromLexical>(bytes: &[u8]) -> Result<(N, usize)>
Expand description

Parse partial number from string.

This method parses until an invalid digit is found (or the end of the string), returning the number of processed digits and the parsed value until that point.

  • bytes - Byte slice containing a numeric string.

ยงExample

#[cfg(feature = "parse-floats")] {
let string = "3.14159265359 hello";
let result = lexical_core::parse_partial::<f32>(string.as_bytes());
assert_eq!(result, Ok((3.14159265359_f32, 13)));