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Roadmap/00 - SINTAXIS, VARIABLES, TIPOS DE DATOS Y HOLA MUNDO/javascript Expand file tree Collapse file tree 1 file changed +32
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lines changed Original file line number Diff line number Diff line change 1+ // https://developer.mozilla.org/es/docs/Web/JavaScript
2+
3+ // Se usa para comentarios de una linea
4+
5+ /*
6+ * Se utiliza para comentarios
7+ * de multiples lineas
8+ */
9+
10+ let variable = "ejemplo" ;
11+ var variable2 = 1234 ;
12+
13+ const constante = 3.14 ;
14+
15+ // Estos son los tipos de datos primitivos de JavaScript
16+
17+ let string = "hola" ; // String
18+
19+ let entero = 3 ; // Number
20+
21+ let grande = 3429875825378523n ; // BigInt
22+
23+ let booleano = true ; // Boolean
24+
25+ let indefinido ; // Undefined
26+
27+ let simbolo = Symbol ( ) ; // Symbol
28+
29+ let nulo = null ; // Null
30+
31+ // para imprimir se utiliza la funcion log del objeto console
32+ console . log ( "¡Hola, JavaScript!" ) ;
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