"ABCDEFGHIJ\"K\"LMNOPQRSTUVWXYZ"
String Lenght :

"The difference is that is substring() cannot accept negative indexes."
Postion of difference (search):
Postion of is (index of):
Postion of negative (last index of):

"The method takes 2 parameters: the starting index (position), and the ending index (position)."
Slice of (method):
Substring of (takes):
Substr (parameters):

"The ‘with’ keyword is used as a 'kInd' of shorthand for 'kind' an object's 'Kind' or methods."
Replace ‘with’ of SingleReplae:
Replace 'kind' of Global Replae:

"JavaScript has several built-in or native objects."
Upercase:
Lowercase:

"JavaScript Number Object"
"JavaScript Boolean Object"
"JavaScript Number Object"
"JavaScript Boolean Object"
Concat:

"        regular expression instead:"
trim:

"Extracting String Characters"
Extracting(S) char at:
Extracting(S) propery access:

"Converting a String to an Array - "a,b,c,d,e"
Array:

You access an array element by referring to the index number.

toFixed - a = 9.5768589

toFixed - a = 9.5768589