Answers for "armanriazi•rust•panicked•'index out of bounds: the len is 0 but the index is 0'"

Rust

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armanriazi•rust•panicked•'index out of bounds: the len is 0 but the index is 0'

//you to initilizing Vectors even empty
  let mut ctx: Vec<Vec<(usize, String)>> = Vec::new(); 
   let v = Vec::with_capacity(2*context_lines + 1);
   // <4> <5> `Vec::with_capacity(_n_)` reserves space for _n_ items
   ctx.push(v);

Posted by: Guest on May-06-2022

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