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Typo and syntax fixes

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Ian Witham 2017-07-09 15:20:31 +12:00 • committed by GitHub
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1-js/02-first-steps/12-while-for/article.md
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@ -142,7 +142,7 @@ if (i < 3) { alert(i); i++ }
```
````smart header="Inline variable declaration"
Here the "counter" variable `i` is declared right in the loop. That's called an "inline" variable declaration. Such variable is visible only inside the loop.
Here the "counter" variable `i` is declared right in the loop. That's called an "inline" variable declaration. Such variables are visible only inside the loop.
```js run
for (*!*let*/!* i = 0; i < 3; i++) {
@ -202,7 +202,7 @@ for (;;) {
}
```
Please note that the two `for` semicolons `;` must present, otherwise it would be a syntax error.
Please note that the two `for` semicolons `;` must be present, otherwise it would be a syntax error.
## Breaking the loop
@ -210,7 +210,7 @@ Normally the loop exits when the condition becomes falsy.
But we can force the exit at any moment. There's a special `break` directive for that.
For example, this code below asks user for numbers and breaks if no number entered:
For example, the loop below asks the user for a series of numbers, but "breaks" when no number is entered:
```js
let sum = 0;
@ -353,7 +353,7 @@ In the code above `break outer` looks upwards for the label named `outer` and br
So the control goes straight from `(*)` to `alert('Done!')`.
We can also move a label into the separate string:
We can also move the label onto a separate line:
```js no-beautify
outer: