Tutorial by Topics: conditions

Conditional expressions, involving keywords such as if and else, provide JavaScript programs with the ability to perform different actions depending on a Boolean condition: true or false. This section covers the use of JavaScript conditionals, Boolean logic, and ternary statements. if (conditi...

if expression ... end if expression ... else ... end if expression ... elseif expression ... end if expression ... elseif expression ... else ... end ParameterDescriptionexpressionan expression that has logical meaning