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Add missing 0s and an 'a', remove double spaces

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duianto 2018-11-21 15:56:26 +01:00 • committed by GitHub
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5-regular-expressions/09-regexp-groups/1-find-webcolor-3-or-6/solution.md
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@ -15,15 +15,15 @@ let reg = /#([a-f0-9]{3}){1,2}/gi;
let str = "color: #3f3; background-color: #AA00ef; and: #abcd"; let str = "color: #3f3; background-color: #AA00ef; and: #abcd";
alert( str.match(reg) ); // #3f3 #AA0ef #abc alert( str.match(reg) ); // #3f3 #AA00ef #abc
``` ```
There's minor problem here: the pattern found `match:#abc` in `subject:#abcd`. To prevent that we can add `pattern:\b` to the end: There's a minor problem here: the pattern found `match:#abc` in `subject:#abcd`. To prevent that we can add `pattern:\b` to the end:
```js run ```js run
let reg = /#([a-f0-9]{3}){1,2}\b/gi; let reg = /#([a-f0-9]{3}){1,2}\b/gi;
let str = "color: #3f3; background-color: #AA00ef; and: #abcd"; let str = "color: #3f3; background-color: #AA00ef; and: #abcd";
alert( str.match(reg) ); // #3f3 #AA0ef alert( str.match(reg) ); // #3f3 #AA00ef
``` ```