我们有没有提过你可以像objects一样使用字符串?是的,字符串也有methods(方法)能让你操作字符串和获取字符串的信息。 代码语言:javascript 复制 "hello".charAt(0);// "h""hello, world".replace("hello","goodbye");// "goodbye, world""hello".toUpperCase();// "HELLO" 其他类型 JavaScript中null和undef...
builtins.js: all manually written built-ins of the engine (spec, custom. vars, funcs) builtins_object.js: all the various built-in objects (thinkString,globalThis, etc.) builtins_precompiled.js: dynamically generated builtins from thebuiltins/folder ...
Specifies the built-in JScript functions. These functions correspond to the static methods of the intrinsic JScript objects. The members of this enumeration are used to createJSFunctionAttributeobjects. This API supports the product infrastructure and is not intended to be used directly from your code...
.toString() and .valueOf() don't have side effects, and for built-in objects they have not been overridden. undefined, NaN and Infinity have not been externally redefined. arguments.callee, arguments.caller and Function.prototype.caller are not used. The code doesn't expect the contents of...
Specifies the built-in JScript functions. These functions correspond to the static methods of the intrinsic JScript objects. The members of this enumeration are used to create JSFunctionAttribute objects. This API supports the product infrastructure and is not intended to be used directly from your ...
JSBuiltin Enum Reference Feedback Definition Namespace: Microsoft.JScript Assembly: Microsoft.JScript.dll Specifies the built-in JScript functions. These functions correspond to the static methods of the intrinsic JScript objects. The members of this enumeration are used to create JSFunction...
Specifies the built-in JScript functions. These functions correspond to the static methods of the intrinsic JScript objects. The members of this enumeration are used to create JSFunctionAttribute objects. This API supports the product infrastructure and is not intended to be used directly from your ...
Specifies the built-in JScript functions. These functions correspond to the static methods of the intrinsic JScript objects. The members of this enumeration are used to createJSFunctionAttributeobjects. This API supports the product infrastructure and is not intended to be used directly from your code...
+++ b/src/objects/map-updater.cc @@ -1041,13 +1041,6 @@ MapUpdater::State MapUpdater::ConstructNewMap() { // the new descriptors to maintain descriptors sharing invariant. split_map->ReplaceDescriptors(isolate_, *new...
Specifies the built-in JScript functions. These functions correspond to the static methods of the intrinsic JScript objects. The members of this enumeration are used to create JSFunctionAttribute objects. This API supports the product infrastructure and is not intended to be used directly from your ...