===Extended Regular Expressions===
xExtended Regular Expressions consist of additional special characters the “extend” the capability of regular expressions. '''Repetition {min,max}''' , '''?''' , '''+'''�<br>Allows for more precise repetitions. Using braces, you can specify the minimum and maximum number of repetitions. '''Grouping ( )'''<br>Perhaps you want to search for repetition for �a groups of characters, a word, or a phase. �You can enclose them within brackets ( ) to�specify a group. '''or Condition |'''<br>Can be used with grouping to match a variety of character(s), words or phases. The | symbol is used to separate the variety of character(s).
=INVESTIGATION 1: SIMPLE & COMPLEX REGULAR EXPRESSIONS=
