{"id":908,"date":"2022-03-10T21:25:35","date_gmt":"2022-03-10T13:25:35","guid":{"rendered":"http:\/\/www.henrycome.com\/wordpress\/?p=908"},"modified":"2022-08-29T16:07:06","modified_gmt":"2022-08-29T08:07:06","slug":"20220310212513","status":"publish","type":"post","link":"http:\/\/www.henrycome.com\/wordpress\/202203102125\/908","title":{"rendered":"P32-39\u51fd\u6570-arguments->\u56de\u8c03.js"},"content":{"rendered":"<pre><code class=\"language-javascript\">\/*P32-arguments*\/\n\n\/\/arguments\u662f\u53c2\u6570\uff0c\u7c7b\u4f3c\u4e8e\u6570\u7ec4\u3002\n\/\/\u51fd\u6570\u53ef\u4ee5\u63a5\u53d7\u4e0d\u56fa\u5b9a\u4e2a\u6570\u7684\u53c2\u6570\uff0c\u8fd9\u65f6\u5229\u7528arguments\n\n\/*arguments\u6bcf\u6b21\u53ea\u80fd\u6307\u5b9a\u4e00\u4e2a\u7d22\u5f15\u3002\nfunction log(){\n    console.log(arguments[0]);\n}\n\nlog('abc','def','ghi');\n\/\/\u8f93\u51fa abc\u30102022-08-29\u3011\n\/\/\u8fd9\u91cc\u80fd\u770b\u5230\u53c2\u6570\u4e0d\u4e00\u5b9a\u8981\u63d0\u524d\u6307\u5b9a\u54c8\u3002\u30102022-08-29\u3011\n*\/\n\/*\u4f7f\u7528\u5faa\u73af\u904d\u5386arguments\u91cc\u9762\u6bcf\u4e2a\u53c2\u6570\n\nfunction log(){\n    for(let i =0; i&lt; arguments.length; i++){\n    console.log(arguments[i]);\n    }\n}\nlog('abc','def','ghi');\n\/**\n * abc\n * def\n * ghi\n *\/\n\/** *\/\n\n\/*P33-\u4f5c\u7528\u57df *\/\n\/\/\u6211\u4eec\u5b9a\u4e49\u7684\u53d8\u91cf\u7684\u53ef\u7528\u8303\u56f4\uff1a\u5168\u5c40\u548c\u5c40\u90e8\n\/\/1.\u5728\u6700\u5916\u5c42\u5b9a\u4e49\u7684\u53d8\u91cf\u90fd\u662f\u5168\u5c40\u7684\uff0c\u5373\u9664\u4e86\u51fd\u6570\u5185\u5b9a\u4e49\u7684\u4e4b\u5916\uff0c\u5176\u4ed6\u90fd\u662f\u5168\u5c40\u3002\n\/\/VH\uff1a\u5faa\u73af\u7ed3\u6784\u91cc\u9762\u7684\u4e5f\u662f\u5427-\u8bb0\u5f97\u56fd\u5916\u4e00\u4f4d\u6559\u7a0b\u91cc\u9762\u662f\u8fd9\u4e48\u8bb2\u7684\u3002\u53ea\u6709{}\u597d\u50cf\u4e0d\u884c\uff0c\u6709\u6d4b\u8bd5\uff0c\u53c2\u8003P26-\u51fd\u6570-\u989d\u5916\u7684\u6d4b\u8bd5\n\n\/\/2.\u5c40\u90e8\u4f5c\u7528\u57df\uff0c\u5c31\u662f\u5b9a\u4e49\u5728\u51fd\u6570\u5185\u90e8\u7684\uff0c\u53ea\u80fd\u5728\u51fd\u6570\u5185\u90e8\u4f7f\u7528\u3002\n\/\/\u5176\u4ed6\u7684\u5927\u62ec\u53f7\u91cc\u9762\u7684\u53d8\u91cf\uff0c\u4f5c\u7528\u57df\u6709\u6240\u533a\u522b\u3002\u4e0b\u8282\u8bb2\u5230\u3002\n\/\/3.\u5c40\u90e8\u4f5c\u7528\u57df\u7684\u4ee3\u7801\uff0c\u53ef\u4ee5\u8bbf\u95ee\u5168\u5c40\u4f5c\u7528\u57df\u7684\u53d8\u91cf\u3002\n\n\/*\u4f8b\u5b501\nvar x = 5;\/\/\u5168\u5c40\u4f5c\u7528\u57df\u7684\u53d8\u91cf\nfunction add(a){\n    return a+x;\n}\nconsole.log(add(8));\/\/13\n\nx=20;\n\nconsole.log(add(8));\/\/28\n*\/\n\n\/*\u4f8b\u5b502\uff1a\u5916\u90e8\u8bbf\u95ee\u5185\u90e8\u53d8\u91cf\nvar x = 5;\/\/\u5168\u5c40\u4f5c\u7528\u57df\u7684\u53d8\u91cf\nfunction add(a){\n    var y =10;\n    console.log('y='+y);\n    return a+x;\n}\nconsole.log(add(8));\/\/\u7b2c\u4e00\u884c y= 10,\u7b2c\u4e8c\u884c 13\nx=20;\nconsole.log(add(8));\/\/\u7b2c\u4e00\u884c y= 10,\u7b2c\u4e8c\u884c 28\n\n\/\/\u5916\u9762\u8bbf\u95ee\u51fd\u6570\u5185\u51fd\u6570\nconsole.log(y);\/\/ReferenceError: y is not defined\n\/** *\/\n\n\/*\u4f8b\u5b503\uff1a\u5c40\u90e8\u4f5c\u7528\u57df\u548c\u5168\u5c40\u4f5c\u7528\u57df\u53d8\u91cf\u91cd\u540d\n\/\/\u5168\u5c40\u7684\u5c31\u4f1a\u88ab\u5c40\u90e8\u7684\u8986\u76d6\nvar num = 100;\nfunction multiply(num){\n    return 10*num;\n}\nconsole.log(multiply(4));\/\/40\n\/** *\/\n\n\/*P34-var\/let*\/\n\/\/\u76f8\u540c\u70b9\uff1a\n\/\/1.\u90fd\u662f\u5b9a\u4e49\u53d8\u91cf;2.\u51fd\u6570\u5185\u5916\u4f7f\u7528\u662f\u4e00\u6837\u7684\uff0clet=var\uff0c\u57df\u5185\u5b9a\u4e49\u57df\u5185\u4f7f\u7528\u3002\n\/\/\u4e0d\u540c\u70b9\uff1a\n\/\/1.\u51fd\u6570\u5916\u7684{}\u6216()\u91cc\u9762\u5b9a\u4e49\u7684\u53d8\u91cf\uff08\u6bd4\u5982ifelse\uff0cfor\u5faa\u73af\uff09\uff0c\u5916\u9762\u662f\u5426\u53ef\u4ee5\u8bbf\u95ee\u3002\n\/\/var\u662f\u5168\u5c40\uff0clet\u662f\u5c40\u90e8\u3002\n\/*\u4f8b\u5b501\uff1aif\u4e2d\u7684var\uff1a\u5916\u754c\u53ef\u4ee5\u8bbf\u95ee\nvar z= 6;\nif(z &gt;2){\n    console.log(z);\/\/6\n    var innerZ = 17;\n}\nconsole.log('\u5916\u9762\u8bbf\u95ee\u5230innerZ\u7684\u503c\uff1a'+innerZ);\/\/\u5916\u9762\u8bbf\u95ee\u5230innerZ\u7684\u503c\uff1a17\n\/** *\/\n\n\/*\u4f8b\u5b502\uff1aif\u4e2d\u7684let\uff08\u6216\u8005const\uff09\uff1a\u5916\u754c\u8bbf\u95ee\u4e0d\u5230\nvar z= 6;\nif(z &gt;2){\n    console.log(z);\/\/6\n    let innerZ = 17;\n}\nconsole.log('\u5916\u9762\u8bbf\u95ee\u5230innerZ\u7684\u503c\uff1a'+innerZ);\/\/innerZ is not defined\n\/** *\/\n\n\/*\u4f8b\u5b503\uff1afor\u6761\u4ef6\u91cc\u9762\u7684i\uff1a\u7528var\uff0c\u5916\u754c\u53ef\u4ee5\u8bbf\u95ee\n\nfor(var i = 0; i&lt; 10; i++){\n    console.log(i);\/\/0-9\n}\nconsole.log(i);\/\/10,\u8868\u660e\uff1a\u5faa\u73af\u7684i\u523010\u7684\u65f6\u5019\uff0c\u7ecf\u8fc7i&lt;10\u5224\u65ad\u4e0d\u7b26\u5408\u5c31\u8df3\u51fa\uff0c\u987a\u5e8f\u6267\u884c\u5230\u4e0b\u9762\u8fd9\u53e5\u3002\n\/** *\/\n\n\/*\u4f8b\u5b504\uff1afor\u6761\u4ef6\u91cc\u9762\u7684i\uff1a\u7528let\uff0c\u5916\u754c\u4e0d\u53ef\u4ee5\u8bbf\u95ee\n\nfor(let i = 0; i&lt; 10; i++){\n    console.log(i);\/\/0-9\n}\nconsole.log(i);\/\/Uncaught ReferenceError: i is not defined\n\/** *\/\n\n\/*\u4f8b\u5b505\uff1afor\u5faa\u73af\u8bed\u53e5\u91cc\u9762\u7684\u53d8\u91cf\uff1a\u7528var\uff0c\u5916\u754c\u53ef\u4ee5\u8bbf\u95ee\n\nfor(let i = 0; i&lt; 10; i++){\n    var innerI=33;\n}\nconsole.log(innerI);\/\/33\n\/** *\/\n\n\/*\u4f8b\u5b506\uff1afor\u5faa\u73af\u8bed\u53e5\u91cc\u9762\u7684\u53d8\u91cf\uff1a\u7528let\uff0c\u5916\u754c\u4e0d\u53ef\u4ee5\u8bbf\u95ee\n\nfor(let i = 0; i&lt; 10; i++){\n    let innerI=33;\n}\nconsole.log(innerI);\/\/Uncaught ReferenceError: innerI is not defined\n\/** *\/\n\n\/*P35-\u51fd\u6570-\u7bad\u5934\u51fd\u6570*\/\n\/\/\u548c\u666e\u901a\u7684\u51fd\u6570\u662f\u4e00\u4e00\u5bf9\u5e94\u7684\uff0c\u4f46\u662f\u6ca1\u6709\u81ea\u5df1\u7684\u540d\u5b57\n\/\/\u8d4b\u503c\u7ed9greeting\u7684\n\n\/*\u4f8b\u5b501\uff1a\u6ca1\u6709\u53c2\u6570\u7684\nvar greeting = ()=&gt;{\n    console.log('hello');\/\/hello\n};\/\/\u8fd9\u91cc\u4e3a\u5565\u6709\u4e2a\u5206\u53f7\u5462\uff1f\u56e0\u4e3a\u662f\u8d4b\u503c\u8bed\u53e5\u4e48\uff1f\ngreeting();\n\/** *\/\n\n\/*\u4f8b\u5b502\uff1a\u67091\u4e2a\u53c2\u6570\u7684\nvar greeting = myName =&gt;{\n    console.log('hello'+myName);\n};\/\/\u8fd9\u91cc\u4e3a\u5565\u6709\u4e2a\u5206\u53f7\u5462\uff1f\u56e0\u4e3a\u662f\u8d4b\u503c\u8bed\u53e5\u4e48\uff1f\ngreeting('\u5cf0\u534e');\/\/\u4f7f\u7528\u7684\u65f6\u5019\uff0c\u53c2\u6570\u548c\u6b63\u5e38\u51fd\u6570\u4e00\u6837\u7684\u4f4d\u7f6e\n\/** *\/\n\n\/*\u4f8b\u5b503\uff1a\u67092\u4e2a\u53ca\u4ee5\u4e0a\u53c2\u6570\u7684\n\/\/\u548c\u666e\u901a\u7684\u51fd\u6570\u662f\u4e00\u6837\u7684\u683c\u5f0f\uff0c\u53ea\u662f\u628a\u540d\u5b57\u6362\u6210\u4e86\u7bad\u5934\uff0c\u8c03\u5230{}\u524d\u9762\u53bb\u4e86\u3002\nvar greeting = (myName,weather) =&gt;{\n    console.log('hello'+myName+'\u4eca\u5929\u662f\uff1a'+weather);\/\/hello\u5cf0\u534e\u4eca\u5929\u662f\uff1a\u6674\u5929\n};\/\/\u8fd9\u91cc\u4e3a\u5565\u6709\u4e2a\u5206\u53f7\u5462\uff1f\u56e0\u4e3a\u662f\u8d4b\u503c\u8bed\u53e5\u4e48\uff1f\ngreeting('\u5cf0\u534e','\u6674\u5929');\n\/** *\/\n\n\/*\u4f8b\u5b504\uff1a\u4e00\u884c\u4ee3\u7801\u7684\u7bad\u5934\u51fd\u6570\n\/\/\u5982\u679c\u662f\u6709\u8fd4\u56de\u503c\u4e14\u4e00\u884c\u4ee3\u7801\uff0c\u53ef\u4ee5\u7701\u7565{}\u548creturn\u3002\nvar increament = x =&gt; x+1;\nconsole.log(increament(6));\/\/7\n\n\/*\u4f8b\u5b505\uff1aVH\u589e\u52a0\u4f8b\u5b50\uff1a\u4e00\u884c\u4ee3\u7801\u7684\u7bad\u5934\u51fd\u6570\n\/\/\u5982\u679c\u4f7f\u7528console.log\u5462\uff1f\nvar increament = x =&gt; console.log(x+1);\nincreament(9);\/\/10\n\/** *\/\n\n\/*P36-\u95ed\u5305*\/\n\/\/\u51fd\u6570\u91cc\u9762\u518d\u5b9a\u4e49\u51fd\u6570\u5f62\u6210\u4e86\u95ed\u5305\n\/\/\u8001\u5e08\u63cf\u8ff0\uff1a\u5b50\u51fd\u6570\u53ef\u4ee5\u8bbf\u95ee\u7236\u51fd\u6570\u4f5c\u7528\u57df\u7684\u53d8\u91cf\uff0c\n\/\/\u800c\u4e14\uff0c\u5982\u679c\u7236\u51fd\u6570\u4e0d\u66b4\u9732\u8fd9\u4e2a\u5b50\u51fd\u6570\u7684\u8bdd\uff0c\u5916\u754c\u4e0d\u77e5\u9053\u5b50\u51fd\u6570\u7684\u5b58\u5728\uff0c\u5f62\u6210\u79c1\u6709\u51fd\u6570\n\n\/\/\u901a\u8fc7\u4e0b\u9762\u7684\u4f8b\u5b50\uff0c\u6211\u89c9\u5f97\u597d\u795e\u5947\u554a\u3002\n\n\/*\u4f8b\u5b501\uff1a\u95ed\u5305\nfunction squareSum(a,b){\n    function square(x){\n        return x*x;\n    }\n    return square(a)+square(b);\n}\nconsole.log(squareSum(2,3));\/\/13\n\n\/*\u4f8b\u5b502\uff1a\u9ad8\u9636\u51fd\u6570\n\/\/\u5185\u90e8\u51fd\u6570\u4e5f\u53ef\u4ee5\u4f5c\u4e3a\u7236\u7ea7\u51fd\u6570\u7684\u8fd4\u56de\u503c\uff0c\u8fd4\u56de\u51fa\u53bb\n\/\/\u7236\u51fd\u6570\u6574\u4f53\u5f62\u6210\u9ad8\u9636\u51fd\u6570\uff1ahigher-order function\uff0c\u8fd4\u56de\u503c\u53ef\u4ee5\u662f\u51fd\u6570\u7684\u51fd\u6570\u3002\n\/\/\u5b50\u51fd\u6570\u91cc\u9762\u7684return\u540e\u9762\u53ef\u4ee5\u63a5\u7236\u51fd\u6570\u5b9a\u4e49\u7684\u53d8\u91cf\u3002\u5389\u5bb3\uff01\u56e0\u4e3a\u53ef\u4ee5\u8bbf\u95ee\u4e0a\u4e00\u7ea7\u5427\u3002\n\/\/\u4e0b\u9762\u8fd9\u4e2a\u4f8b\u5b50\u7684\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u5916\u754c\u53ea\u80fd\u8bbf\u95eemyName\u7684\u503c\uff0c\u800c\u4e0d\u80fd\u4fee\u6539\u5b83\u3002\n\/\/\u54e6\uff0c\u662f\u7684\u3002\u4e00\u822c\u80fd\u8bbf\u95ee\u5c31\u662f\u83b7\u53d6\u548c\u4fee\u6539\u3002\u8fd9\u6837\u7684\u505a\u6cd5\u53ea\u80fd\u8bbf\u95ee\uff0c\u4e0d\u80fd\u6539\u3002\n\/\/\uff1f\u4f46\u662f\uff0c\u5982\u679c\u76f4\u63a5\u5728\u7236\u51fd\u6570\u4e0breturn\u8fd9\u4e2a\u79c1\u6709\u7684myName\u4e0d\u662f\u4e00\u6837\u7684\u4e48\uff1f\nfunction person(){\n    let myName ='\u5cf0\u534e';\n    function getName(){\n        return myName;\n    }\n    return getName;\n}\nvar getName = person();\nconsole.log(getName);\nconsole.log(getName());\n\/* \/\/\u628a\u5b50\u51fd\u6570\u7684\u5b9a\u4e49\u6253\u5370\u51fa\u6765\u4e86\u3002\n    \u0192 getName(){\n            return myName;\n        }\n    \/\/\u6b63\u5f0f\u6267\u884c\u51fd\u6570\uff0c\n    \u5cf0\u534e\n*\/\n\/** *\/\n\n\/*\u4f8b\u5b502.1\uff1a\u9ad8\u9636\u51fd\u6570-VH\u589e\u52a0\u4f8b\u5b50\n\/\/\u589e\u52a0\u4f8b\u5b50\u662f\u56e0\u4e3a\u5b50\u51fd\u6570\u540d\u5b57\u662fgetName\uff0c\u6700\u5916\u9762\u628a\u7236\u51fd\u6570\u8d4b\u503c\u7ed9getName\u53d8\u91cf\uff0c\u4e00\u5b9a\u4e00\u91cd\u540d\u4e48\uff1f\n\/\/\u7ecf\u8fc7\u6d4b\u8bd5\uff0c\u4e0d\u662f\u7684\u3002\u8fd9\u6837\u7684\u64cd\u4f5c\u4f30\u8ba1\u662f\u4e3a\u4e86\u65b9\u4fbf\u76f8\u8ba4\u3002\n\/\/\uff1f\u600e\u4e48\u611f\u89c9\u6709\u70b9\u548c\u6211\u4e4b\u524d\u505a\u7684\u6d4b\u8bd5\u6709\u70b9\u76f8\u4f3c\u4e4b\u5904\u3002\u6709\u673a\u4f1a\u518d\u6bd4\u8f83\u3002\nfunction person(){\n    let myName ='\u5cf0\u534e';\n    function getName(){\n        return myName;\n    }\n    return getName;\n}\nvar getName2 = person();\nconsole.log(getName2);\nconsole.log(getName2());\n\n\/* \/\/\u628a\u5b50\u51fd\u6570\u7684\u5b9a\u4e49\u6253\u5370\u51fa\u6765\u4e86\u3002\n    \u0192 getName(){\n            return myName;\n        }\n    \/\/\u6b63\u5f0f\u6267\u884c\u51fd\u6570\uff0c\n    \u5cf0\u534e\n*\/\n\n\/*P37-\u51fd\u6570-\u67ef\u91cc\u5316\uff08curry)*\/\n\/\/\u628a\u4e00\u4e2a\u80fd\u63a5\u6536\u591a\u4e2a\u53c2\u6570\u7684\u51fd\u6570\u53d8\u6210\u591a\u4e2a\u63a5\u6536\u4e00\u4e2a\u53c2\u6570\u7684\u51fd\u6570\u5e76\u7ec4\u5408\u6210\u95ed\u5305\u7684\u6837\u5f0f\u3002\n\/\/\uff1f\u5927\u6982\u77e5\u9053\u662f\u600e\u4e48\u7528\uff0c\u4e0d\u77e5\u9053\u539f\u7406\uff0c\u4e0d\u77e5\u9053\u5177\u4f53\u7684\u5e94\u7528\u573a\u666f\u3002\n\/*\u4f8b\u5b501\uff1a\nfunction addThreenums(a,b,c){\n    return a+b+c;\n}\nconsole.log(addThreenums(1,2,3));\/\/6\n\n\/\/\u67ef\u91cc\u5316\u5f00\u59cb\nfunction addThreenumsCurry(a){\n    return function(b){\n        return function (c){\n            return a+b+c;\n        };\/\/\u8001\u5e08\u7684\u8fd9\u91cc\u4e3a\u5565\u8981\u52a0\u5206\u53f7\u5462\uff1f\n    };\/\/\u8001\u5e08\u8fd9\u91cc\u4e3a\u5565\u52a0\u5206\u53f7\u5462\uff1f\n}\n\nconsole.log(addThreenumsCurry(1)(2)(3));\/\/6\n\nvar fixedTwo=addThreenumsCurry(1)(2);\nconsole.log(fixedTwo);\/\/f(c)\u7684\u51fd\u6570\u4f53\nconsole.log(fixedTwo());\/\/Nan,\u8fd9\u91cc\u600e\u4e48\u662f?\n\n\/\/\u56e0\u4e3a1,2\u5df2\u7ecf\u5728\u5185\u90e8\u4fdd\u7559\uff0c\u6240\u4ee5\u540e\u6765c\u7684\u503c\u5c31\u53ef\u4ee5\u52a0\u5728\u4e00\u8d77\u3002\nconsole.log(fixedTwo(4));\/\/7\uff0c3+4\nconsole.log(fixedTwo(5));\/\/8\uff0c3+5\nconsole.log(fixedTwo(6));\/\/9\uff0c3+6\n\/** *\/\n\n\/*P38-\u81ea\u6267\u884c\u51fd\u6570\n\n\/\/\u51fd\u6570\u5728\u8c03\u7528\u540e\uff0c\u76f4\u63a5\u8c03\u7528\u81ea\u5df1\u3002\n\/\/\u4f18\u70b9\uff1a\n\/\/1.\u51fd\u6570\u5185\u90e8\u4ee3\u7801\uff0c\u5916\u90e8\u7edd\u5bf9\u8bbf\u95ee\u4e0d\u5230\uff0c\u9632\u6b62\u88ab\u7be1\u6539\u3002\n\/\/2.\u5f62\u6210\u81ea\u5df1\u7684\u4f5c\u7528\u57df\uff0c\u9632\u6b62\u548c\u5916\u90e8\u53d8\u91cf\u91cd\u540d\u65f6\u51b2\u7a81\u3002\n\/\/\u5982\u4e0b\u4f8b\u4e2d\uff0c\u4e00\u822c\u51fd\u6570\u4f1a\u6539\u53d8\u5916\u90e8\u7684num1\u7684\u503c\uff0c\u4f46\u662f\u4f8b\u5b50\u4e2d\u4e0d\u4f1a\u3002\nvar num1=10;\n(function() {\n    var num1=20;\n    console.log(num1);\/\/20\n})();\nconsole.log(num1);\/\/10\n\/** *\/\n\n\/*P39-\u56de\u8c03\u51fd\u6570\n\/\/\u56de\u8c03\u51fd\u6570\u662f\u4e00\u6bb5\u4ee3\u7801\u6267\u884c\u5b8c\u4e4b\u540e\uff0c\u518d\u6267\u884c\u7684\u51fd\u6570\u3002\n\/\/\u4e00\u822c\u4f5c\u4e3a\u67d0\u4e2a\u51fd\u6570\u7684\u53c2\u6570\uff0c\u518d\u5728\u8fd9\u4e2a\u51fd\u6570\u4e2d\u8c03\u7528\u5b83\u3002\n\/\/VH\uff1a\u5bbf\u4e3b\u51fd\u6570\u548c\u56de\u8c03\u51fd\u6570\u3002\u8fd9\u6837\u6765\u79f0\u547c\u4f1a\u4e0d\u4f1a\u597d\u4e00\u4e9b\u3002\n\/\/VH\uff1a\u56de\u8c03\u51fd\u6570\u505a\u53c2\u6570\u65f6\u4e0d\u52a0()\uff0c\u5b9a\u4e49\u65f6\u6b63\u5e38\u51fd\u6570\u7684\u5b9a\u4e49\u65b9\u5f0f\u3002\n\n\/\/request()\u7684\u56de\u8c03\u51fd\u6570callback()\u4e0d\u5e26\u53c2\u6570\u7684\u60c5\u51b5\nfunction request(cd){\n    console.log('\u8bf7\u6c42\u6570\u636e');\n    cd();\n    console.log('\u8bf7\u6c42\u7ed3\u675f');\n}\n\nfunction callback(){\n    console.log('\u6765\u5230\u56de\u8c03\u51fd\u6570\u5185\u90e8\u6253\u5370');\n}\nrequest(callback);\n\n\/\/request()\u7684\u56de\u8c03\u51fd\u6570callback(result)\u4e0d\u5e26\u53c2\u6570\u7684\u60c5\u51b5\n\/\/request(\u4e2d\u8c03\u7528callback()\u7684\u65f6\u5019\uff0c\u5c31\u8981\u5e26\u53c2\u6570\nfunction request(cd){\n    console.log('\u8bf7\u6c42\u6570\u636e');\n    cd('success');\n    console.log('\u8bf7\u6c42\u7ed3\u675f');\n}\n\nfunction callback(result){\n    console.log('\u6765\u5230\u56de\u8c03\u51fd\u6570\u5185\u90e8\u6253\u5370');\n    console.log('\u6253\u5370\u56de\u8c03\u51fd\u6570\u7684\u53c2\u6570\uff1a'+result);\n}\nrequest(callback);\n\n\/*  index.js:24 \u8bf7\u6c42\u6570\u636e\n    index.js:30 \u6765\u5230\u56de\u8c03\u51fd\u6570\u5185\u90e8\u6253\u5370\n    index.js:31 \u6253\u5370\u56de\u8c03\u51fd\u6570\u7684\u53c2\u6570\uff1asuccess\n    index.js:26 \u8bf7\u6c42\u7ed3\u675f\n*\/\n\/** *\/\n\n\/*\u56de\u8c03\u51fd\u6570\u7684\u7b80\u5316\u5199\u6cd5\uff1a\u4f7f\u7528\u7bad\u5934\u51fd\u6570\u5199\u6cd5\n\/\/\u7f3a\u70b9\u662f\u5176\u4ed6\u5730\u65b9\u65e0\u6cd5\u590d\u7528\u3002\n\/\/VH\uff1a\u4e3b\u51fd\u6570\u58f0\u660e\u7684\u65f6\u5019\uff0c\u53c2\u6570\u5c31\u662f\u51fd\u6570\u4f46\u662f\u4e0d\u5e26().\u4e5f\u6ca1\u6709=&gt;\u8fd9\u6837\u7684\u7bad\u5934\u51fd\u6570\u3002\u4f46\u662f\u5728{}\u8c03\u7528\u7684\u65f6\u5019\u9700\u8981().\n\/\/\u590d\u5236\u5fc5\u8981\u4ee3\u7801\nfunction request(cd){\n    console.log('\u8bf7\u6c42\u6570\u636e');\n    cd('success');\n    console.log('\u8bf7\u6c42\u7ed3\u675f');\n}\n\n\/\/\u4f7f\u7528\u7bad\u5934\u51fd\u6570\u7b80\u5316\uff0c\u76f8\u5f53\u4e8e\u8c03\u7528request()\u51fd\u6570\u65f6\uff0c\u628a\u4e0b\u9762\u8fd9\u4e2a\u51fd\u6570\u6574\u4f53\u5f53\u505arequest\u7684\u53c2\u6570\n\/\/ function callback(result){\n\/\/     console.log('\u6765\u5230\u56de\u8c03\u51fd\u6570\u5185\u90e8\u6253\u5370');\n\/\/     console.log('\u6253\u5370\u56de\u8c03\u51fd\u6570\u7684\u53c2\u6570\uff1a'+result);\n\/\/ }\n\nrequest(result =&gt;{\/\/\u7701\u7565\u6389\u51fd\u6570\u540d\uff0c\u76f4\u63a5\u6309\u7bad\u5934\u51fd\u6570\u7684\u8bed\u6cd5\uff0c\u53c2\u6570=&gt;{}\n    console.log('\u6765\u5230\u56de\u8c03\u51fd\u6570\u5185\u90e8\u6253\u5370');\n    console.log('\u6253\u5370\u56de\u8c03\u51fd\u6570\u7684\u53c2\u6570\uff1a'+result);   \n});\/\/\u8fd9\u91cc\u5206\u53f7\u52a0\u4e0d\u52a0\u90fd\u53ef\u4ee5\uff0c\u6bd5\u7adf\u5168\u90e8\u4e0d\u52a0\u4e00\u822c\u90fd\u53ef\u4ee5\u3002\u8fd9\u91cc\u8001\u5e08\u5e94\u8be5\u662f\u4e3a\u4e86\u660e\u786e\u3002\n\n\/*  index.js:43 \u8bf7\u6c42\u6570\u636e\n    index.js:53 \u6765\u5230\u56de\u8c03\u51fd\u6570\u5185\u90e8\u6253\u5370\n    index.js:54 \u6253\u5370\u56de\u8c03\u51fd\u6570\u7684\u53c2\u6570\uff1asuccess\n    index.js:45 \u8bf7\u6c42\u7ed3\u675f\n*\/\n\/** *\/\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\/*P32-arguments*\/ 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