regex tutorial ruby Learn to Program 17 Regular Expression Tutorial 3

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In this part of my tutorial I continue covering Regular Expressions. We'll look at Back References, Back Reference Substitutions, Look Ahead, Look Behind, and Negative Look Ahead & Behind. These are thought to be confusing and I hope to clear them up.

If you missed any of the previous videos, the series starts here : https://www.youtube.com/playlist?list...

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regex tutorial ruby Learn to Program 17 Regular Expression Tutorial 3
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