JAVASCRIPT

javascript /g

// /g replaces all occurrences of "text" in str
str.replace(/text/g, 'something');

/ w/g in javascript

The RegExp W Metacharacter in JavaScript is used to find the non word character 
//i.e. characters which are not from a to z, A to Z, 0 to 9. It is same as [^a-zA-Z0-9].

/g finds all the matches for the given regex