Please note that index links point to page beginnings from the print edition. Locations are approximate in e-readers, and you may need to page down one or more times after clicking a link to get to the indexed material.


abs() method in Math object, 322

acceptCharset property in Form object, 433


array elements, 167

forms, 438–440

frames, 420–423

web sites, 485–489

acos() method in Math object, 322

action property in Forms object, 433–434

activeElement property in document object, 224

add-and-assign operator (+=), 107–108

addClass() function, 473–474

addEventListener() method

DOM nodes, 242

event registration, 272–273, 275–276

form validation, 440–441

project, 278

window object, 399

addition operator (+) and addition

add-and-assign ...

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