SwiftUI For Dummies

Index

Symbols

• ! character, 34, 35

• … (closed range operator), 42, 43

• : (colon operator), 26

• , (comma), 56

• $ character, 88, 95

• . (dot) syntax, 44

• // (forward slashes), 27

• > (greater than) function, 55

• -> operator, 39

• < (lesser than) function, 54

• () (parentheses), 40, 47

• + (plus) operator, 358
• += operator, 31

• ? character, 34, 36–37

• _ (underscore), 247

A

• About SwiftUI, 377
• accelerate() method, 49, 56, 57
• accessing built-in environment variables, 228–233
• actions, adding, 77–78
• addArc() function, 288
• adding
  • actions, 77–78
  • elements to arrays, 31
  • rows, 116–119, 123–124
  • rows programmatically, 116–119
• adjusting
  • elements in arrays, 31
  • items in dictionaries, 33
  • style of List view, 136–138
• alert() modifier, 362–363
• Alert view, 210–211, 212
• alerts, displaying multiple, 362–363
• alignment parameter, 176–179, 187–188
• angular gradients, filling circles with, 274
• animation() modifier, 299, 301, 305
• animations
  • about, 299
  • creating custom progress indicators, 314–322
  • determinate progress indicator, 318–322
  • indeterminate progress indicator, 314–318
  • performing your own, 307–313
  • process of, 299–302
  • repeating, 303–304
  • rotating in 2D, 307–309
  • rotating in 3D, 309–313
  • specifying type of, 303
  • stopping, 304–307
  • within a ZStack, 193–195
• AppDelegate.swift file, 22–23
• append() function, 31
• Apple, 375
• Apple Developer Program, 346, 375
• Apple Human Interface Guidelines (HIG), 307
• applications
  • deploying, 346–349
  • what they do, 323–325
• arcs, drawings, ...