Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [Z] validate data 2nd 3rd validating data checking for numbers 2nd checking for strings 2nd requiring data entry 2nd 3rd with JavaScript 2nd 3rd 4th user data 2nd 3rd 4th VALUE attribute values assigning to variables 2nd 3rd 4th returning from functions 2nd 3rd 4th 5th variabales in functions variable functions creating 2nd 3rd 4th variable variables creating 2nd 3rd 4th 5th variables 2nd 3rd assigning values to 2nd 3rd 4th creating 2nd extracting from arrays 2nd 3rd 4th global variables 2nd 3rd 4th 5th HTTP server variables interpolating variables in strings 2nd 3rd 4th predefined variables 2nd scope 2nd 3rd 4th server variables 2nd 3rd 4th static variables 2nd 3rd 4th |