最終更新:2019-06-06 (木) 18:00:49 (1785d)
JavaScript/オブジェクトリテラル記法
Top / JavaScript / オブジェクトリテラル記法
https://addyosmani.com/resources/essentialjsdesignpatterns/book/#modulepatternjavascript
var myModule = {
myProperty: "someValue",
// object literals can contain properties and methods.
// e.g we can define a further object for module configuration:
myConfig: {
useCaching: true,
language: "en"
},
// a very basic method
saySomething: function () {
console.log( "Where in the world is Paul Irish today?" );
},
// output a value based on the current configuration
reportMyConfig: function () {
console.log( "Caching is: " + ( this.myConfig.useCaching ? "enabled" : "disabled") );
},
// override the current configuration
updateMyConfig: function( newConfig ) {
if ( typeof newConfig === "object" ) {
this.myConfig = newConfig;
console.log( this.myConfig.language );
}
}
};
// Outputs: Where in the world is Paul Irish today?
myModule.saySomething();
// Outputs: Caching is: enabled
myModule.reportMyConfig();
// Outputs: fr
myModule.updateMyConfig({
language: "fr",
useCaching: false
});
// Outputs: Caching is: disabled
myModule.reportMyConfig();
