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$window.hasOutputChecks if a window has a text output widget |
| Usage |
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| Description |
| Returns 1 if the window specified by <window_id> has a text output widget and 0 otherwise. The form with no parameters works on the current window. If the specified window doesn't exist then 0 is returned. |
| Syntax Specification |
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| See also |
| $window.hasinput |