How to replace text before specific character (regexp)

Question

How to replace text before specific character?

I need to replace a text before '{' character.

([a-z]+)\s?\{

Text: text {
Replaced by: test
Result: test

How to get a result like test {?

Thanks in advance.

Dalorzo · Accepted Answer · 2014-06-17 17:47:29Z

2

How about this: /[\w\s]+(?={)/

Then you could replace the "text" before the { by doing something like:

"test2{test1".replace(/[\w\s]+(?={)/,'demo');

answered Jun 17, 2014 at 17:47

Dalorzo

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Comments

hwnd · Accepted Answer · 2014-06-17 17:56:44Z

2

You could use a negated [^ ] match combined with a Positive Lookahead.

'text {'.replace(/[^{]+(?={)/, 'test '); //=> "test {"

answered Jun 17, 2014 at 17:56

hwnd

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