| Server IP : 74.208.250.37 / Your IP : 216.73.216.233 Web Server : Apache/2.4.58 (Ubuntu) System : Linux ubuntu 6.8.0-124-generic #124-Ubuntu SMP PREEMPT_DYNAMIC Tue May 26 13:00:45 UTC 2026 x86_64 User : miferval ( 1000) PHP Version : 8.3.6 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : OFF Directory : /usr/share/nodejs/core-js/modules/ |
Upload File : |
'use strict';
var $ = require('../internals/export');
var uncurryThis = require('../internals/function-uncurry-this');
var requireObjectCoercible = require('../internals/require-object-coercible');
var toString = require('../internals/to-string');
var charCodeAt = uncurryThis(''.charCodeAt);
// `String.prototype.isWellFormed` method
// https://github.com/tc39/proposal-is-usv-string
$({ target: 'String', proto: true }, {
isWellFormed: function isWellFormed() {
var S = toString(requireObjectCoercible(this));
var length = S.length;
for (var i = 0; i < length; i++) {
var charCode = charCodeAt(S, i);
// single UTF-16 code unit
if ((charCode & 0xF800) !== 0xD800) continue;
// unpaired surrogate
if (charCode >= 0xDC00 || ++i >= length || (charCodeAt(S, i) & 0xFC00) !== 0xDC00) return false;
} return true;
}
});