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#elisp
However, note that length should not be used for computing the width of a string on display; use string-width (see Size of Displayed Text) instead.
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GNU Emacs Lisp Reference Manual: String Basics
u can operate on them with the general array and sequence functions documented in Sequences Arrays Vectors. For example, you can access or change individual characters in a string using the functions aref and aset (see Array Functions). <span>However, note that length should not be used for computing the width of a string on display; use string-width (see Size of Displayed Text) instead. There are two text representations for non- ASCII characters in Emacs strings (and in buffers): unibyte and multibyte. For most Lisp programming, you don’t need to be concerned with the


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