Java Essentials For Dummies

Index

Symbols

• & (And) operator, 87–88
• */ (asterisk and slash) comment syntax, 29
• { (braces), 19–20, 26–27
• } (closing brace), 20, 26–27
• && (Conditional And) operator, 87–88
• || (Conditional Or) operator, 88–89
• -- (decrement) operator, 63–64, 183
• == (double equal sign) operator, 80
• --enable-preview flag, 12–13
• = (equal sign), 32
• > (greater than) operator, 80
• >= (greater than or equal to) operator, 80
• ++ (increment) operator, 63–64, 183
• < (less than) operator, 80
• <= (less than or equal to) operator, 80
• - (minus) operator, 181
• ! (Not) operator, 85–87, 167–168
• != (Not-Equal-To) operator, 80
• | (Or) operator, 88–89
• π (PI) constant, 66
• + (plus sign), 57–59, 182
• ? (question mark) operator, 183–184
• --release flag, 12–13
• ; (semicolon), 20, 25
• /* (slash and asterisk) comment syntax, 29
• // (slashes) comment syntax, 28–29
• (String[] args) paramater, 20
• ^ (Xor) operator, 86

A

• abs method, 67–68
• arithmetic
  • ArithmeticException, 122
  • operators, 63–64
• arrays
  • creating, 163–164
  • initializing, 164–165
  • jagged, 176–178
  • for loops and, 165–166, 177–178
  • methods, using with, 170–171
  • overview, 161–162
  • two-dimensional
    • accessing elements, 174–175
    • creating, 173–174
    • initializing, 176
    • jagged arrays, 176–178
    • overview, 172–173
  • varargs, 171–172
• assignment statements
  • initializing variables with, 46
  • overview, 24
  • returning values with, 115–116

B

• base classes, 148
• bin folder, 5
• blocks
  • catch, 123
  • finally, 130–132
  • overview, 26–27
• Boolean
  • data type, 53–54
  • expressions, using, 79–81
  • operators
    • ! (Not), ...