fixed value in an entry tkinter code example
Example: set text entry tkinter
pythonCopyimport tkinter as tk
root = tk.Tk()
root.geometry("400x50")
def setTextInput(text):
textExample.delete(0,"end")
textExample.insert(0, text)
textExample = tk.Entry(root)
textExample.pack()
btnSet = tk.Button(root, height=1, width=10, text="Set",
command=lambda:setTextInput("new content"))
btnSet.pack()
root.mainloop()