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Update "Alternation" files #393

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Mar 12, 2023
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Update "Alternation" files #393

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8 changes: 4 additions & 4 deletions 9-regular-expressions/13-regexp-alternation/03-match-quoted-string/task.md
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@

Create a regexp to find strings in double quotes `subject:"..."`.

The strings should support escaping, the same way as JavaScript strings do. For instance, quotes can be inserted as `subject:\"` a newline as `subject:\n`, and the slash itself as `subject:\\`.
The strings should support escaping, the same way as JavaScript strings do. For instance, quotes can be inserted as `subject:\"` a newline as `subject:\n`, and the backslash itself as `subject:\\`.

```js
let str = "Just like \"here\".";
Expand All @@ -18,11 +18,11 @@ Examples of strings to match:
```js
.. *!*"test me"*/!* ..
.. *!*"Say \"Hello\"!"*/!* ... (escaped quotes inside)
.. *!*"\\"*/!* .. (double slash inside)
.. *!*"\\ \""*/!* .. (double slash and an escaped quote inside)
.. *!*"\\"*/!* .. (double backslash inside)
.. *!*"\\ \""*/!* .. (double backslash and an escaped quote inside)
```

In JavaScript we need to double the slashes to pass them right into the string, like this:
In JavaScript we need to double the backslashes to pass them right into the string, like this:

```js run
let str = ' .. "test me" .. "Say \\"Hello\\"!" .. "\\\\ \\"" .. ';
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