@@ -130,7 +130,7 @@ other things, determines which HTML form tag(s) is rendered for that field.
130130Finally, you added a submit button for submitting the form to the server.
131131
132132.. versionadded :: 2.3
133- Support for submit buttons was added in Symfony 2.3. Before that, you had
133+ Support for submit buttons was introduced in Symfony 2.3. Before that, you had
134134 to add buttons to the form's HTML manually.
135135
136136Symfony2 comes with many built-in types that will be discussed shortly
@@ -278,7 +278,7 @@ Submitting Forms with Multiple Buttons
278278~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
279279
280280.. versionadded :: 2.3
281- Support for buttons in forms was added in Symfony 2.3.
281+ Support for buttons in forms was introduced in Symfony 2.3.
282282
283283When your form contains more than one submit button, you will want to check
284284which of the buttons was clicked to adapt the program flow in your controller.
@@ -478,7 +478,7 @@ Disabling Validation
478478~~~~~~~~~~~~~~~~~~~~
479479
480480.. versionadded :: 2.3
481- The ability to set ``validation_groups `` to false was added in Symfony 2.3.
481+ The ability to set ``validation_groups `` to false was introduced in Symfony 2.3.
482482
483483Sometimes it is useful to suppress the validation of a form altogether. For
484484these cases you can set the ``validation_groups `` option to ``false ``::
@@ -548,7 +548,7 @@ Groups based on the Clicked Button
548548~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
549549
550550.. versionadded :: 2.3
551- Support for buttons in forms was added in Symfony 2.3.
551+ Support for buttons in forms was introduced in Symfony 2.3.
552552
553553When your form contains multiple submit buttons, you can change the validation
554554group depending on which button is used to submit the form. For example,
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