Nodejs Array Some some(fun /*, thisArg */)

Here you can find the source of some(fun /*, thisArg */)

Method Source Code

Array.prototype.some = Array.prototype.some || function(fun /*, thisArg */) {
    'use strict';

    if (this === void 0 || this === null)
        throw new TypeError();/*from  w ww  .ja va 2  s  . c o m*/

    var t = Object(this);
    var len = t.length >>> 0;
    if (typeof fun !== 'function')
        throw new TypeError();

    var thisArg = arguments.length >= 2 ? arguments[1] : void 0;
    for (var i = 0; i < len; i++)
    {
        if (i in t && fun.call(thisArg, t[i], i, t))
            return true;
    }

    return false;
};

Related

  1. some(a,b)
    Array.prototype.some=function(a,b){
      "use strict";
      var c,d,e;
      if(void 0===this||null===this)
         throw new TypeError;
      if(e=Object(this),d=e.length>>>0,"function"!=typeof a)
        throw new TypeError;
      for(b=arguments.length>=2?arguments[1]:void 0,c=0;d>c;){
        if(c in e&&a.call(b,e[c],c,e))
    ...
    
  2. some(fn , context)
    Array.prototype.some = function(fn , context) {
      if (typeof fn != "function") {
        throw new TypeError(fn + " is not a function");
      if (typeof context === 'undefined') {
        context = this;
      for (var i = 0, l = this.length; i < l; i++) {
        if (this.hasOwnProperty(i) && fn.call(context, this[i], i, this)) {
    ...
    
  3. some(fun /*, thisp*/)
    Array.prototype.some = function(fun ) {
        var len = this.length;
        if (typeof fun != "function") {
            throw new TypeError();
        var thisp = arguments[1];
        for (var i = 0; i < len; i++) {
        if (i in this && fun.call(thisp, this[i], i, this))
            return true;
    ...
    
  4. some(fun /*, thisp*/)
    Array.prototype.some = Array.prototype.some || function(fun ) {
        var i = 0,
            len = this.length >>> 0;
        if (typeof fun != "function") {
            throw new TypeError();
        var thisp = arguments[1];
        for (; i < len; i++) {
            if (i in this &&
    ...
    
  5. some(fun, thisArg)
    Array.prototype.some = function(fun, thisArg) {
      "use strict";
      var i, len, t;
      if (this === void 0 || this === null) {
        throw new TypeError();
      t = Object(this);
      len = t.length >>> 0;
      if (typeof fun !== "function") {
    ...
    
  6. some(iterator)
    Array.prototype.some = function(iterator) {
      for (var i = 0, len = this.length; i < len; i++) {
        if (iterator(this[i], i)) {
          return true;
      return false;
    };