[add] getText() page for Textarea

Author: mafanya23

docs/form/api/input/input_gettext_method.md

@@ -23,4 +23,4 @@ The method is used with the [`numberMask`](form/work_with_form.md#numbermask) an
 @changelog:
 Added in v9.0
 
-**Related:** [Getting the text value of an input](form/work_with_form.md#getting-the-text-value-of-an-input)
+**Related:** [Getting the text value of an input](form/work_with_form.md#getting-the-text-value-of-an-input-or-a-textarea)

docs/form/api/textarea/textarea_gettext_method.md

@@ -0,0 +1,26 @@
+---
+sidebar_label: getText()
+title: JavaScript Form - getText Textarea Method 
+description: You can explore the getText method of the Textarea control of Form in the documentation of the DHTMLX JavaScript UI library. Browse developer guides and API reference, try out code examples and live demos, and download a free 30-day evaluation version of DHTMLX Suite.
+---
+
+# getText()
+
+@short: returns the text value of the textarea with the applied mask
+
+@signature: {'getText(): string;'}
+
+@returns:
+A string with the text with the applied mask
+
+@example:
+const value = form.getItem("textarea").getText();
+// -> "100000.01"
+
+@descr:
+The method is used with the [`numberMask`](form/work_with_form.md#numbermask) and [`patternMask`](form/work_with_form.md#patternmask) properties of the Textarea control. It allows getting the value with the applied mask. 
+
+@changelog:
+Added in v9.0
+
+**Related:** [Getting the text value of a textarea](form/work_with_form.md#getting-the-text-value-of-an-input-or-a-textarea)

docs/form/work_with_form.md

@@ -319,10 +319,10 @@ In the above example:
 
 **Related sample**: [Form. Pattern mask](https://snippet.dhtmlx.com/gu1ekt1z)
 
-### Getting the text value of an input 
+### Getting the text value of an input or a textarea
 
-When you need to get the value of an input with the applied mask, you can use the [`getText()`](form/api/input/input_gettext_method.md) method of the **Input** control.
-It returns the input value of the control as a string. The method is used with the `numberMask` and `patternMask` properties of the Input control. 
+When you need to get the value of an input or a textarea with the applied mask, you can use the [`getText()`](form/api/input/input_gettext_method.md) method of the **Input** control or the [`getText()`](form/api/textarea/textarea_gettext_method.md) method of the **Textarea** control.
+It returns the input value of the control as a string. The method is used with the `numberMask` and `patternMask` properties of the control. 
 
 ~~~jsx
 const value = form.getItem("input").getText();

sidebars.js

@@ -2119,6 +2119,7 @@ module.exports = {
                       "form/api/textarea/textarea_enable_method",
                       "form/api/textarea/textarea_focus_method",
                       "form/api/textarea/textarea_getproperties_method",
+                      "form/api/textarea/textarea_gettext_method",
                       "form/api/textarea/textarea_getvalue_method",
                       "form/api/textarea/textarea_hide_method",
                       "form/api/textarea/textarea_isdisabled_method",