Question

What is the purpose of the parameter $value?

(a) Field’s expected value

(b) Field’s previous value

(c) Field’s current value

(d) Field’s probability value

The question was asked during a job interview.

The above asked question is from Crafting the Public API in chapter Parsing, Benchmarking and Logging of JavaScript

Answer 1

Right option is (c) Field’s current value

Easy explanation: getinputhtml() accepts two arguments: $name and $value. The parameter $value is the field’s current value (either from the DB, or the POST data if there was a validation error).