--- /dev/null
+// 19.1.2.12 Object.isFrozen(O)
+var isObject = require('./_is-object');
+
+require('./_object-sap')('isFrozen', function($isFrozen){
+ return function isFrozen(it){
+ return isObject(it) ? $isFrozen ? $isFrozen(it) : false : true;
+ };
+});
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