1 files changed, 32 insertions, 0 deletions
diff --git a/node_modules/locutus/php/var/isset.js b/node_modules/locutus/php/var/isset.js
new file mode 100644
index 0000000..48108c2
--- /dev/null
+++ b/node_modules/locutus/php/var/isset.js
@@ -0,0 +1,32 @@
+'use strict';
+
+module.exports = function isset() {
+  //  discuss at: http://locutus.io/php/isset/
+  // original by: Kevin van Zonneveld (http://kvz.io)
+  // improved by: FremyCompany
+  // improved by: Onno Marsman (https://twitter.com/onnomarsman)
+  // improved by: Rafał Kukawski (http://blog.kukawski.pl)
+  //   example 1: isset( undefined, true)
+  //   returns 1: false
+  //   example 2: isset( 'Kevin van Zonneveld' )
+  //   returns 2: true
+
+  var a = arguments;
+  var l = a.length;
+  var i = 0;
+  var undef;
+
+  if (l === 0) {
+    throw new Error('Empty isset');
+  }
+
+  while (i !== l) {
+    if (a[i] === undef || a[i] === null) {
+      return false;
+    }
+    i++;
+  }
+
+  return true;
+};
+//# sourceMappingURL=isset.js.map
+\ No newline at end of file