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path: root/node_modules/locutus/php/var/intval.js
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'use strict';

var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

module.exports = function intval(mixedVar, base) {
  //  discuss at: http://locutus.io/php/intval/
  // original by: Kevin van Zonneveld (http://kvz.io)
  // improved by: stensi
  // bugfixed by: Kevin van Zonneveld (http://kvz.io)
  // bugfixed by: Brett Zamir (http://brett-zamir.me)
  // bugfixed by: Rafał Kukawski (http://blog.kukawski.pl)
  //    input by: Matteo
  //   example 1: intval('Kevin van Zonneveld')
  //   returns 1: 0
  //   example 2: intval(4.2)
  //   returns 2: 4
  //   example 3: intval(42, 8)
  //   returns 3: 42
  //   example 4: intval('09')
  //   returns 4: 9
  //   example 5: intval('1e', 16)
  //   returns 5: 30
  //   example 6: intval(0x200000001)
  //   returns 6: 8589934593
  //   example 7: intval('0xff', 0)
  //   returns 7: 255
  //   example 8: intval('010', 0)
  //   returns 8: 8

  var tmp, match;

  var type = typeof mixedVar === 'undefined' ? 'undefined' : _typeof(mixedVar);

  if (type === 'boolean') {
    return +mixedVar;
  } else if (type === 'string') {
    if (base === 0) {
      match = mixedVar.match(/^\s*0(x?)/i);
      base = match ? match[1] ? 16 : 8 : 10;
    }
    tmp = parseInt(mixedVar, base || 10);
    return isNaN(tmp) || !isFinite(tmp) ? 0 : tmp;
  } else if (type === 'number' && isFinite(mixedVar)) {
    return mixedVar < 0 ? Math.ceil(mixedVar) : Math.floor(mixedVar);
  } else {
    return 0;
  }
};
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