What is a text insert?

What is a text insert is addition of text into existing document, message, file, or field at specific position, common operation in word processing, editing, and data entry, allowing insertion of words, sentences, or paragraphs without retyping whole document. Text insert means to insert text, such as inserting name into form letter, inserting caption into image, inserting comment into code, or inserting footnote into report, with insertion point marked by cursor where new text appears and pushes existing text forward if in insert mode. In word processors, text insert can be done via typing, pasting, or using Insert menu to insert text box, date, symbol, or file. In databases, text insert means adding text value into text field via INSERT statement. In publishing, text insert may be small piece of text inserted as correction or addition. So text insert is act of adding textual content into document or field, fundamental editing operation, with insert mode versus overtype mode controlling whether existing text is moved or overwritten when text is inserted.