[英]How to get autocompletion data in chrome developer console by javascript?
您需要對象的所有屬性(甚至是非枚舉屬性)以及原型鏈中存在的任何屬性(例如,使用__proto__
)。 例如:
a = new Array(10);
a[0] = 1;
console.log(Object.getOwnPropertyNames(a).concat(Object.getOwnPropertyNames(a.__proto__)).concat(Object.getOwnPropertyNames(a.__proto__.__proto__)));
將打印:
["0", "length", "length", "constructor", "toString", "toLocaleString", "join", "pop", "push", "concat", "reverse", "shift", "unshift", "slice", "splice", "sort", "filter", "forEach", "some", "every", "map", "indexOf", "lastIndexOf", "reduce", "reduceRight", "entries", "keys", "copyWithin", "find", "findIndex", "fill", "constructor", "toString", "toLocaleString", "valueOf", "hasOwnProperty", "isPrototypeOf", "propertyIsEnumerable", "__defineGetter__", "__lookupGetter__", "__defineSetter__", "__lookupSetter__", "__proto__"]
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