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+Captions hold the text that is shown to the user. They are accessible via an array of variable width STRINGs, using the control's ID:
+
+    Caption(Label1) = "Your name:"
+
+## Controls that use the caption property:
+* [[Button]]
+* [[Label]]
+* [[Textbox]]
+* [[Checkbox]]
+* [[Radio button]]
+* [[Progress bar]]
+* [[Frame]]
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