Why only make fun of JS when Rust also exists?

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sottom antification increment (Smut arrarr. len() – 1); compiles Rust Yup. let range 2..arr. len() – 1; increment slice(Smut arr range); also compiles Rust Yup. Theno incrementslice(mut arr2..arr.len() – 1); should also compile Rust Makes sense to mutable borrow occurs here mutable borrow later used here me. error E0502: cannot borrow – sremain.rs:19:33 Then compile it. Prodrammerumor.io