Glossari de JavaScript

Aquesta part de la secció de JavaScript a l'MDN serveix com a glossari de informació sobre el llenguatge JavaScript. Podeu llegir més sobre aquest glossari.

Objectes Globals

Aquest capítol documenta tots els objectes standard de JavaScript, així com els seus mètodes i propietats.

Sentències

Aquest capítol documenta totes les sentències i declaracions disponibles a JavaScript.

Expressions i operadors

Aquest capítol documenta totes les expressions i els operadors soportats per JavaScript.

Funcions

Aquest capítol documenta com treballar amb funcions de JavaScript.

Pàgines de glossari adicionals

Related Topics
  1. JavaScript
  2. Tutorials:
  3. Complete beginners
    1. JavaScript basics
    2. JavaScript first steps
    3. JavaScript building blocks
    4. Introducing JavaScript objects
  4. JavaScript Guide
    1. Introduction
    2. Grammar and types
    3. Control flow and error handling
    4. Loops and iteration
    5. Functions
    6. Expressions and operators
    7. Numbers and dates
    8. Text formatting
    9. Regular expressions
    10. Indexed collections
    11. Keyed collections
    12. Working with objects
    13. Details of the object model
    14. Using promises
    15. Iterators and generators
    16. Meta programming
    17. JavaScript modules
  5. Intermediate
    1. Introducing JavaScript objects
    2. Client-side web APIs
    3. A re-introduction to JavaScript
    4. JavaScript data structures
    5. Equality comparisons and sameness
    6. Closures
  6. Advanced
    1. Inheritance and the prototype chain
    2. Strict mode
    3. JavaScript typed arrays
    4. Memory Management
    5. Concurrency model and Event Loop
  7. References:
  8. Built-in objects
    1. AggregateError [Traduir]
    2. Array
    3. ArrayBuffer [Traduir]
    4. AsyncFunction [Traduir]
    5. AsyncIterator [Traduir]
    6. Atomics [Traduir]
    7. BigInt [Traduir]
    8. BigInt64Array [Traduir]
    9. BigUint64Array [Traduir]
    10. Boolean
    11. DataView
    12. Date
    13. Error
    14. EvalError
    15. Float32Array [Traduir]
    16. Float64Array [Traduir]
    17. Function
    18. Generator [Traduir]
    19. GeneratorFunction [Traduir]
    20. Infinity
    21. Int16Array [Traduir]
    22. Int32Array [Traduir]
    23. Int8Array [Traduir]
    24. InternalError [Traduir]
    25. Intl [Traduir]
    26. Intl.Collator [Traduir]
    27. Intl.DateTimeFormat [Traduir]
    28. Intl.DisplayNames [Traduir]
    29. Intl.ListFormat [Traduir]
    30. Intl.Locale [Traduir]
    31. Intl.NumberFormat [Traduir]
    32. Intl.PluralRules [Traduir]
    33. Intl.RelativeTimeFormat [Traduir]
    34. Iterator [Traduir]
    35. JSON
    36. Map
    37. Math
    38. NaN
    39. Number
    40. Object
    41. Promesa
    42. Proxy [Traduir]
    43. RangeError [Traduir]
    44. ReferenceError [Traduir]
    45. Reflect [Traduir]
    46. RegExp [Traduir]
    47. Set
    48. SharedArrayBuffer [Traduir]
    49. String
    50. Symbol [Traduir]
    51. SyntaxError
    52. TypeError
    53. TypedArray [Traduir]
    54. URIError [Traduir]
    55. Uint16Array [Traduir]
    56. Uint32Array [Traduir]
    57. Uint8Array [Traduir]
    58. Uint8ClampedArray [Traduir]
    59. WeakMap
    60. WeakSet
    61. WebAssembly [Traduir]
    62. decodeURI() [Traduir]
    63. decodeURIComponent() [Traduir]
    64. encodeURI() [Traduir]
    65. encodeURIComponent() [Traduir]
    66. escape() [Traduir]
    67. eval() [Traduir]
    68. globalThis [Traduir]
    69. isFinite() [Traduir]
    70. isNaN() [Traduir]
    71. null
    72. parseFloat()
    73. parseInt() [Traduir]
    74. undefined
    75. unescape() [Traduir]
    76. uneval() [Traduir]
  9. Expressions & operators
    1. Operadors aritmètics
    2. Array comprehensions [Traduir]
    3. Assignment operators [Traduir]
    4. Operadors de bits
    5. Operador Coma
    6. Comparison operators [Traduir]
    7. Operador Condicional (ternari)
    8. Destructuring assignment [Traduir]
    9. Expression closures [Traduir]
    10. function expression
    11. Generator comprehensions [Traduir]
    12. Operador d'agrupament
    13. Legacy generator function expression [Traduir]
    14. Operadors Lògics
    15. Nullish coalescing operator [Traduir]
    16. Object initializer [Traduir]
    17. Operator precedence [Traduir]
    18. Optional chaining [Traduir]
    19. Pipeline operator [Traduir]
    20. Property accessors [Traduir]
    21. Spread syntax [Traduir]
    22. async function expression [Traduir]
    23. await [Traduir]
    24. class expression [Traduir]
    25. delete operator [Traduir]
    26. function* expression [Traduir]
    27. in operator [Traduir]
    28. instanceof [Traduir]
    29. new operator [Traduir]
    30. new.target [Traduir]
    31. super
    32. this [Traduir]
    33. typeof
    34. L'operador void
    35. yield
    36. yield* [Traduir]
  10. Statements & declarations
    1. Legacy generator function [Traduir]
    2. async function [Traduir]
    3. block
    4. break
    5. class [Traduir]
    6. const [Traduir]
    7. continue
    8. debugger
    9. default [Traduir]
    10. do...while
    11. Buida
    12. export
    13. for
    14. for await...of [Traduir]
    15. for each...in [Traduir]
    16. for...in [Traduir]
    17. for...of
    18. function
    19. function* [Traduir]
    20. if...else
    21. import [Traduir]
    22. import.meta [Traduir]
    23. label [Traduir]
    24. let [Traduir]
    25. return
    26. switch [Traduir]
    27. throw
    28. try...catch [Traduir]
    29. var [Traduir]
    30. while
    31. with [Traduir]
  11. Functions
    1. Arrow function expressions [Traduir]
    2. Default parameters [Traduir]
    3. Method definitions [Traduir]
    4. Paràmetres rest
    5. Arguments object
    6. getter
    7. setter [Traduir]
  12. Classes
    1. Class fields [Traduir]
    2. constructor
    3. extends [Traduir]
    4. static
  13. Errors
    1. Error: Permission denied to access property "x" [Traduir]
    2. InternalError: too much recursion [Traduir]
    3. RangeError: argument is not a valid code point [Traduir]
    4. RangeError: invalid array length [Traduir]
    5. RangeError: invalid date [Traduir]
    6. RangeError: precision is out of range [Traduir]
    7. RangeError: radix must be an integer [Traduir]
    8. RangeError: repeat count must be less than infinity [Traduir]
    9. RangeError: repeat count must be non-negative [Traduir]
    10. ReferenceError: "x" is not defined [Traduir]
    11. ReferenceError: assignment to undeclared variable "x" [Traduir]
    12. ReferenceError: can't access lexical declaration`X' before initialization [Traduir]
    13. ReferenceError: deprecated caller or arguments usage [Traduir]
    14. ReferenceError: invalid assignment left-hand side [Traduir]
    15. ReferenceError: reference to undefined property "x" [Traduir]
    16. SyntaxError: "0"-prefixed octal literals and octal escape seq. are deprecated [Traduir]
    17. SyntaxError: "use strict" not allowed in function with non-simple parameters [Traduir]
    18. SyntaxError: "x" is a reserved identifier [Traduir]
    19. SyntaxError: JSON.parse: bad parsing [Traduir]
    20. SyntaxError: Malformed formal parameter [Traduir]
    21. SyntaxError: Unexpected token [Traduir]
    22. SyntaxError: Using //@ to indicate sourceURL pragmas is deprecated. Use //# instead [Traduir]
    23. SyntaxError: a declaration in the head of a for-of loop can't have an initializer [Traduir]
    24. SyntaxError: applying the 'delete' operator to an unqualified name is deprecated [Traduir]
    25. SyntaxError: for-in loop head declarations may not have initializers [Traduir]
    26. SyntaxError: function statement requires a name [Traduir]
    27. SyntaxError: identifier starts immediately after numeric literal [Traduir]
    28. SyntaxError: illegal character [Traduir]
    29. SyntaxError: invalid regular expression flag "x" [Traduir]
    30. SyntaxError: missing ) after argument list [Traduir]
    31. SyntaxError: missing ) after condition [Traduir]
    32. SyntaxError: missing : after property id [Traduir]
    33. SyntaxError: missing ; before statement [Traduir]
    34. SyntaxError: missing = in const declaration [Traduir]
    35. SyntaxError: missing ] after element list [Traduir]
    36. SyntaxError: missing formal parameter [Traduir]
    37. SyntaxError: missing name after . operator [Traduir]
    38. SyntaxError: missing variable name [Traduir]
    39. SyntaxError: missing } after function body [Traduir]
    40. SyntaxError: missing } after property list [Traduir]
    41. SyntaxError: redeclaration of formal parameter "x" [Traduir]
    42. SyntaxError: return not in function [Traduir]
    43. SyntaxError: test for equality (==) mistyped as assignment (=)? [Traduir]
    44. SyntaxError: unterminated string literal [Traduir]
    45. TypeError: "x" has no properties [Traduir]
    46. TypeError: "x" is (not) "y" [Traduir]
    47. TypeError: "x" is not a constructor [Traduir]
    48. TypeError: "x" is not a function [Traduir]
    49. TypeError: "x" is not a non-null object [Traduir]
    50. TipusError: "x" es només de lectura
    51. TypeError: 'x' is not iterable [Traduir]
    52. TypeError: More arguments needed [Traduir]
    53. TypeError: Reduce of empty array with no initial value [Traduir]
    54. TypeError: X.prototype.y called on incompatible type [Traduir]
    55. TypeError: can't access dead object [Traduir]
    56. TypeError: can't access property "x" of "y" [Traduir]
    57. TypeError: can't assign to property "x" on "y": not an object [Traduir]
    58. TypeError: can't define property "x": "obj" is not extensible [Traduir]
    59. TypeError: can't delete non-configurable array element [Traduir]
    60. TypeError: can't redefine non-configurable property "x" [Traduir]
    61. TypeError: cannot use 'in' operator to search for 'x' in 'y' [Traduir]
    62. TypeError: cyclic object value [Traduir]
    63. TypeError: invalid 'instanceof' operand 'x' [Traduir]
    64. TypeError: invalid Array.prototype.sort argument [Traduir]
    65. TypeError: invalid arguments [Traduir]
    66. TypeError: invalid assignment to const "x" [Traduir]
    67. TypeError: property "x" is non-configurable and can't be deleted [Traduir]
    68. TypeError: setting getter-only property "x" [Traduir]
    69. TypeError: variable "x" redeclares argument [Traduir]
    70. URIError: malformed URI sequence [Traduir]
    71. Warning: -file- is being assigned a //# sourceMappingURL, but already has one [Traduir]
    72. Warning: 08/09 is not a legal ECMA-262 octal constant [Traduir]
    73. Warning: Date.prototype.toLocaleFormat is deprecated [Traduir]
    74. Warning: JavaScript 1.6's for-each-in loops are deprecated [Traduir]
    75. Warning: String.x is deprecated; use String.prototype.x instead [Traduir]
    76. Warning: expression closures are deprecated [Traduir]
    77. Warning: unreachable code after return statement [Traduir]
  14. Misc
    1. JavaScript technologies overview
    2. Lexical grammar
    3. JavaScript data structures
    4. Enumerability and ownership of properties
    5. Iteration protocols
    6. Strict mode
    7. Transitioning to strict mode
    8. Template literals
    9. Deprecated features