ES6 \u6570\u7ec4\u65b9\u6cd5<\/h1>\n<\/p><\/div>\n

ES6 \u6570\u7ec4\u65b9\u6cd5<\/h2>\n

\n ES6 \u4e2d\u5f15\u5165\u4e86\u4e00\u4e9b\u65b0\u7684\u6570\u7ec4\u65b9\u6cd5\uff0c\u4f8b\u5982\u5982 Array.of()\u3001Array.from()\u3001 \u7b49\u7b49\u3002\n <\/div>\n

\n ES6 \u4e2d\u5f15\u5165\u7684\u6570\u7ec4\u65b9\u6cd5\u5982\u4e0b\u8868\u3002\n <\/div>\n\n\n\n\n\n\n\n\n\n\n\n\n

\u65b9\u6cd5<\/td>\n \u8bf4\u660e<\/td>\n JavaScript \u7248\u672c<\/td>\n<\/tr>\n

Array.from()<\/td>\n \u5b83\u5c06\u7c7b\u6570\u7ec4\u503c\u548c\u53ef\u8fed\u4ee3\u503c\u8f6c\u6362\u4e3a\u6570\u7ec4\u3002<\/td>\n ECMAScript 6<\/td>\n<\/tr>\n

Array.of()<\/td>\n \u5b83\u4ece\u53ef\u53d8\u6570\u91cf\u7684\u53c2\u6570\u800c\u4e0d\u662f\u53c2\u6570\u6570\u91cf\u6216\u53c2\u6570\u7c7b\u578b\u521b\u5efa\u4e00\u4e2a\u5b9e\u4f8b\u3002<\/td>\n ECMAScript 6<\/td>\n<\/tr>\n

Array.prototype.copyWithin()<\/td>\n \u5b83\u5c06\u6570\u7ec4\u7684\u4e00\u90e8\u5206\u590d\u5236\u5230\u540c\u4e00\u6570\u7ec4\u4e2d\u7684\u4e0d\u540c\u4f4d\u7f6e\u3002<\/td>\n ECMAScript 6<\/td>\n<\/tr>\n

Array.prototype.find()<\/td>\n \u5b83\u6839\u636e\u4f20\u9012\u7ed9\u6b64\u65b9\u6cd5\u7684\u7279\u5b9a\u6761\u4ef6\u4ece\u6570\u7ec4\u4e2d\u627e\u5230\u4e00\u4e2a\u503c\u3002<\/td>\n ECMAScript 6<\/td>\n<\/tr>\n

Array.prototype.findIndex()<\/td>\n Array.prototype.findIndex() \u8fd4\u56de\u6ee1\u8db3\u7ed9\u5b9a\u6761\u4ef6\u7684\u7ed9\u5b9a\u6570\u7ec4\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u7684\u7d22\u5f15\u3002<\/td>\n ECMAScript 6<\/td>\n<\/tr>\n

Array.prototype.entries()<\/td>\n \u5b83\u8fd4\u56de\u4e00\u4e2a\u6570\u7ec4\u8fed\u4ee3\u5668\u5bf9\u8c61\uff0c\u53ef\u7528\u4e8e\u904d\u5386\u6570\u7ec4\u7684\u952e\u548c\u503c\u3002<\/td>\n ECMAScript 6<\/td>\n<\/tr>\n

Array.prototype.keys()<\/td>\n \u5b83\u8fd4\u56de\u4e00\u4e2a\u6570\u7ec4\u8fed\u4ee3\u5668\u5bf9\u8c61\u4ee5\u53ca\u6570\u7ec4\u7684\u952e\u3002<\/td>\n ECMAScript 6<\/td>\n<\/tr>\n

Array.prototype.values()<\/td>\n \u5b83\u63d0\u4f9b\u4e86\u6bcf\u4e2a\u952e\u7684\u503c\u3002<\/td>\n ECMAScript 6<\/td>\n<\/tr>\n

Array.prototype.fill()<\/td>\n

\u7528\u9759\u6001\u503c\u586b\u5145\u6307\u5b9a\u7684\u6570\u7ec4\u5143\u7d20<\/td>\n

ECMAScript 6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\n \u8ba9\u6211\u4eec\u4e86\u89e3\u8fd9\u4e9b\u65b0\u7684\u6570\u7ec4\u65b9\u6cd5\u3002\n <\/div>\n

Array.from()<\/h2>\n

\n \u8fd9\u4e2a\u65b9\u6cd5\u7684\u4e00\u822c\u529f\u80fd\u662f\u4ece\u7c7b\u4f3c\u6570\u7ec4\u7684\u5bf9\u8c61\u542f\u7528\u65b0\u6570\u7ec4\u521b\u5efa\u3002\u5b83\u5c06\u7c7b\u4f3c\u6570\u7ec4\u7684\u503c\u548c\u53ef\u8fed\u4ee3\u503c(\u4f8b\u5982 set \u548c ma\u200b\u200bp)\u8f6c\u6362\u4e3a\u6570\u7ec4\u3002\n <\/div>\n

\n \u8bed\u6cd5\n <\/div>\n

Array.from<\/span>(object, mapFunction, this<\/span>Value)<\/pre>\n<\/code>\n  <\/div>\n
\n    \u8ba9\u6211\u4eec\u4e86\u89e3\u4e00\u4e0b\u8fd9\u4e2a\u51fd\u6570\u7684\u53c2\u6570\u503c\u3002\n  <\/div>\n\n    \u5bf9\u8c61: \u8fd9\u4e2a\u53c2\u6570\u503c\u603b\u662f\u9700\u8981\u7684\u3002\u5b83\u662f\u8981\u8f6c\u6362\u4e3a\u6570\u7ec4\u7684\u5bf9\u8c61\u3002\n  <\/div>\n\n    ma\u200b\u200bpFunction: \u5b83\u662f\u53ef\u9009\u7684\u3002\u5b83\u662f\u4e00\u4e2a\u6620\u5c04\u51fd\u6570\uff0c\u7528\u4e8e\u8c03\u7528\u6570\u7ec4\u7684\u6bcf\u4e00\u9879\u3002\n  <\/div>\n\n    thisValue: \u5b83\u4e5f\u662f\u53ef\u9009\u7684\u3002\u8fd9\u662f\u4e00\u4e2a\u5728\u6267\u884c ma\u200b\u200bpFunction \u65f6\u7528\u4f5c this \u7684\u503c\u3002\n  <\/div>\n\n    \u793a\u4f8b\n  <\/div>\n\nlet name = Array.from<\/span>('lidihuo'<\/span>)\nconsole.log<\/span>(name)<\/pre>\n<\/code>\n  <\/div>\n
\n    \u8f93\u51fa\n  <\/div>\n\n[\n  'j'<\/span>, 'a'<\/span><\/span>, 'v'<\/span>, 'a',\n  'T'<\/span>, 'p'<\/span>, 'o'<\/span>, 'i'<\/span>,\n  'n'<\/span>, 't'<\/span>\n]<\/pre>\n<\/code>\n  <\/div>\n
Array.of()<\/h2>\n\n    \u5728 ES5 \u4e2d\uff0c\u5f53\u5355\u4e2a\u6570\u503c\u4f20\u5165\u6570\u7ec4\u6784\u9020\u51fd\u6570\u65f6\uff0c\u5b83\u5c06\u521b\u5efa\u4e00\u4e2a\u8be5\u5927\u5c0f\u7684\u6570\u7ec4. Array.of() \u662f\u4e00\u79cd\u521b\u5efa\u6570\u7ec4\u7684\u65b0\u65b9\u6cd5\uff0c\u5b83\u4fee\u590d\u4e86 ES5 \u7684\u8fd9\u79cd\u884c\u4e3a\u3002\n  <\/div>\n\n    \u901a\u8fc7\u4f7f\u7528\u6b64\u65b9\u6cd5\uff0c\u5982\u679c\u60a8\u4ec5\u4f7f\u7528\u5355\u4e2a\u6570\u5b57\u521b\u5efa\u6570\u7ec4\u503c\uff0c\u90a3\u4e48\u5b83\u5c06\u4ec5\u4f7f\u7528\u8be5\u503c\u521b\u5efa\u4e00\u4e2a\u6570\u7ec4\uff0c\u800c\u4e0d\u662f\u521b\u5efa\u8be5\u5927\u5c0f\u7684\u6570\u7ec4\u3002\n  <\/div>\n\n    \u793a\u4f8b\n  <\/div>\n\nlet name = Array.of<\/span>(42)\nconsole.log<\/span>(name)\nconsole.log<\/span>(name.length)<\/pre>\n<\/code>\n  <\/div>\n
\n    \u8f93\u51fa\n  <\/div>\n\n[ 42 ]\n1<\/pre>\n<\/code>\n  <\/div>\n
Array.prototype.copyWithin()<\/h2>\n\n    \u8fd9\u662f\u4e00\u4e2a\u6709\u8da3\u7684\u65b9\u6cd5\uff0c\u88ab\u6dfb\u52a0\u5230 ES6 \u4e2d\u7684\u6570\u7ec4\u65b9\u6cd5\u5e93\u4e2d\u3002\u6b64\u65b9\u6cd5\u5c06\u6570\u7ec4\u7684\u4e00\u90e8\u5206\u590d\u5236\u5230\u540c\u4e00\u6570\u7ec4\u4e2d\u7684\u4e0d\u540c\u4f4d\u7f6e\u3002\n  <\/div>\n\n    \u8fd4\u56de\u4fee\u6539\u540e\u7684\u6570\u7ec4\uff0c\u957f\u5ea6\u6ca1\u6709\u4efb\u4f55\u4fee\u6539\u3002\n  <\/div>\n\n   \u6ce8\u610f: <\/span>\u6b64\u65b9\u6cd5\u4e0d\u4f1a\u5411\u6570\u7ec4\u6dfb\u52a0\u66f4\u591a\u9879\uff0c\u800c\u662f\u4ec5\u8986\u76d6\u539f\u59cb\u6570\u7ec4\u7684\u5143\u7d20\u3002\n  <\/div>\n\n    \u8bed\u6cd5\n  <\/div>\n\narray.copyWithin<\/span>(target, start, end)<\/pre>\n<\/code>\n  <\/div>\n
\n    \u8ba9\u6211\u4eec\u4e86\u89e3\u8fd9\u4e2a\u65b9\u6cd5\u7684\u53c2\u6570\u3002\n  <\/div>\n\n    \u76ee\u6807: \u5b83\u603b\u662f\u5fc5\u9700\u7684\u3002\u590d\u5236\u5143\u7d20\u7684\u7d22\u5f15\u4f4d\u7f6e\u3002\n  <\/div>\n\n    start: \u53ef\u9009\u53c2\u6570\u3002\u5b83\u6307\u7684\u662f\u5f00\u59cb\u590d\u5236\u5143\u7d20\u7684\u7d22\u5f15\u4f4d\u7f6e\u3002\u5b83\u7684\u9ed8\u8ba4\u503c\u662f0\u3002\u5982\u679c\u8fd9\u4e2a\u53c2\u6570\u7684\u503c\u4e3a\u8d1f\uff0c\u90a3\u4e48start\u5c06\u4ece\u672b\u5c3e\u5f00\u59cb\u8ba1\u6570\u3002\n  <\/div>\n\n    end: \u4e5f\u662f\u4e00\u4e2a\u53ef\u9009\u53c2\u6570\u3002\u5b83\u6307\u7684\u662f\u505c\u6b62\u590d\u5236\u5143\u7d20\u7684\u7d22\u5f15\u4f4d\u7f6e\u3002\u5b83\u7684\u9ed8\u8ba4\u503c\u662f\u6570\u7ec4\u7684\u957f\u5ea6\u3002\n  <\/div>\n\n    \u793a\u4f8b\n  <\/div>\n\n    \u8ba9\u6211\u4eec\u4e86\u89e3\u4e00\u4e0b\u8fd9\u4e2a\u65b9\u6cd5\u7684\u4f8b\u5b50\uff0c\u6709\u5404\u79cd\u53ef\u80fd\u6027\u3002\n  <\/div>\n\nconst num = [1,2,3,4,5,6,7,8,9,10];\nconst num1 = [1,2,3,4,5,6,7,8,9,10];\nconst num2 = [1,2,3,4,5,6,7,8,9,10];\nconsole.log<\/span>(num.copyWithin<\/span>(1,3,5));\nconsole.log<\/span>(num1.copyWithin<\/span>(1,3)); \/\/omitting the parameter end<\/span>\nconsole.log<\/span>(num2.copyWithin<\/span>(1)); \/\/omitting the parameters start and end<\/span><\/pre>\n<\/code>\n  <\/div>\n
\n    \u8f93\u51fa\n  <\/div>\n\n[\n  1, 4, 5, 4,  5,\n  6, 7, 8, 9, 10\n]\n[\n  1, 4,  5, 6,  7,\n  8, 9, 10, 9, 10\n]\n[\n  1, 1, 2, 3, 4,\n  5, 6, 7, 8, 9\n]<\/pre>\n<\/code>\n  <\/div>\n
Array.prototype.find()<\/h2>\n\n    \u8fd9\u662f\u53e6\u4e00\u4e2a\u65b0\u7684ES6 \u7684\u529f\u80fd\u3002\u5b83\u6839\u636e\u4f20\u9012\u7ed9\u6b64\u65b9\u6cd5\u7684\u7279\u5b9a\u6761\u4ef6\u4ece\u6570\u7ec4\u4e2d\u627e\u5230\u4e00\u4e2a\u503c\u3002\u5b83\u8fd4\u56de\u6ee1\u8db3\u7ed9\u5b9a\u6761\u4ef6\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u503c\u3002\n  <\/div>\n\n    \u8bed\u6cd5\n  <\/div>\n\narray.find<\/span>(callback(currentValue, index, arr),this<\/span>Value)<\/pre>\n<\/code>\n  <\/div>\n
\n    \u6765\u4e86\u89e3\u4e00\u4e0b\u8fd9\u4e2a\u65b9\u6cd5\u7684\u53c2\u6570\u3002\n  <\/div>\n\n    \u56de\u8c03: \u5b83\u4ee3\u8868\u4e86\u6267\u884c\u6bcf\u4e2a\u5143\u7d20\u7684\u51fd\u6570\u3002\n  <\/div>\n\n    currentValue: It \u662f\u5fc5\u9700\u7684\u53c2\u6570\u3002\u5b83\u662f\u5f53\u524d\u5143\u7d20\u7684\u503c\u3002\n  <\/div>\n\n    index: \u5b83\u662f\u4e00\u4e2a\u53ef\u9009\u53c2\u6570\u3002\u5b83\u662f\u5f53\u524d\u5143\u7d20\u7684\u6570\u7ec4\u7d22\u5f15\u3002\n  <\/div>\n\n    arr: \u5b83\u4e5f\u662f\u4e00\u4e2a\u53ef\u9009\u53c2\u6570\u3002\u5b83\u662f find() \u64cd\u4f5c\u7684\u6570\u7ec4\u3002\n  <\/div>\n\n    thisValue: \u5b83\u662f\u53ef\u9009\u7684\u3002\u8fd9\u662f\u4e00\u4e2a\u5728\u4f7f\u7528\u56de\u8c03\u65f6\u7528\u4f5cthis \u7684\u503c\u3002\n  <\/div>\n\n    \u793a\u4f8b\n  <\/div>\n\nvar <\/span>arr=[5,22,19,25,34];  \nvar <\/span>result=arr.find<\/span>(x=>x>20);  \nconsole.log<\/span>(result);<\/pre>\n<\/code>\n  <\/div>\n
\n    \u8f93\u51fa\n  <\/div>\n\n22<\/pre>\n<\/code>\n  <\/div>\n
\n   \u6ce8\u610f: <\/span>ES6 find() \u65b9\u6cd5\u4e0e ES5 filter() \u65b9\u6cd5\u4e0d\u540c\uff0c\u56e0\u4e3a filter() \u65b9\u6cd5\u603b\u662f\u8fd4\u56de\u4e00\u4e2a\u5339\u914d\u6570\u7ec4(\u8fd4\u56de\u591a\u4e2a\u5339\u914d)\uff0c\u4f46 find( ) \u65b9\u6cd5\u603b\u662f\u8fd4\u56de\u5b9e\u9645\u7684\u8bed\u53e5\u3002\n  <\/div>\nArray.prototype.findIndex()<\/h2>\n\n    Array.prototype.findIndex() \u65b9\u6cd5\u8fd4\u56de\u7b2c\u4e00\u4e2a\u7684\u7d22\u5f15\u6ee1\u8db3\u7ed9\u5b9a\u6761\u4ef6\u7684\u7ed9\u5b9a\u6570\u7ec4\u7684\u5143\u7d20\u3002\u5982\u679c\u6ca1\u6709\u5143\u7d20\u6ee1\u8db3\u6761\u4ef6\uff0c\u5219\u8fd4\u56de-1\u3001\n  <\/div>\n\n    \u8bed\u6cd5\n  <\/div>\n\narray.findIndex<\/span>(callback(value,index,arr),this<\/span>Arg)   <\/pre>\n<\/code>\n  <\/div>\n
\n    \u793a\u4f8b\n  <\/div>\n\nvar <\/span>arr=[5,22,19,25,34];  \nvar <\/span>result=arr.findIndex<\/span>(x=>x>20);  \nconsole.log<\/span>(result)<\/pre>\n<\/code>\n  <\/div>\n
\n    \u8f93\u51fa\n  <\/div>\n\n1<\/pre>\n<\/code>\n  <\/div>\n
Array.prototype.entries()<\/h2>\n\n    \u6b64\u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2a\u6570\u7ec4\u8fed\u4ee3\u5668\u5bf9\u8c61\uff0c\u53ef\u7528\u4e8e\u904d\u5386\u6570\u7ec4\u7684\u952e\u548c\u503c\u3002\n  <\/div>\n\n    Entries \u5c06\u8fd4\u56de\u4e00\u4e2a\u6570\u7ec4\u6570\u7ec4\uff0c\u5176\u4e2d\u6bcf\u4e2a\u5b50\u6570\u7ec4\u90fd\u662f\u4e00\u4e2a [index, value] \u7684\u6570\u7ec4\u3002\n  <\/div>\n\n    \u8bed\u6cd5\n  <\/div>\n\narray.entries<\/span>()<\/pre>\n<\/code>\n  <\/div>\n
\n    \u793a\u4f8b\n  <\/div>\n\nvar <\/span>colours = [\"Red\"<\/span>, \"Yellow\"<\/span>, \"Blue\"<\/span>, \"Black\"<\/span>];\nvar <\/span>show = colours.entries<\/span>();\nfor <\/span>(i of show) {\n  console.log<\/span>(i);\n}<\/pre>\n<\/code>\n  <\/div>\n
\n    \u8f93\u51fa\n  <\/div>\n\n[ 0, 'Red'<\/span> ]\n[ 1, 'Yellow'<\/span> ]\n[ 2, 'Blue'<\/span> ]\n[ 3, 'Black'<\/span> ]<\/pre>\n<\/code>\n  <\/div>\n
\n    \u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u4f7f\u7528\u6269\u5c55\u8fd0\u7b97\u7b26\u4ee3\u66ff for...of \u5faa\u73af\uff0c\u8fd9\u4f1a\u7ed9\u4f60\u540c\u6837\u7684\u7ed3\u679c\u3002\n  <\/div>\n\nvar <\/span>colours = [\"Red\"<\/span>, \"Yellow\"<\/span>, \"Blue\"<\/span>, \"Black\"<\/span>];\nvar <\/span>show = colours.entries<\/span>();\nconsole.log<\/span>(...show);<\/pre>\n<\/code>\n  <\/div>\n
\n    \u8f93\u51fa\n  <\/div>\n\n[ 0, 'Red'<\/span> ] [ 1, 'Yellow'<\/span> ] [ 2, 'Blue'<\/span> ] [ 3, 'Black'<\/span> ]<\/pre>\n<\/code>\n  <\/div>\n
Array.prototype.keys()<\/h2>\n\n    \u6b64\u65b9\u6cd5\u7684\u5de5\u4f5c\u539f\u7406\u4e0eArray.entries() \u65b9\u6cd5\u7c7b\u4f3c\u3002\u987e\u540d\u601d\u4e49\uff0c\u5b83\u7528\u4e8e\u8fd4\u56de\u4e00\u4e2a\u6570\u7ec4\u8fed\u4ee3\u5668\u5bf9\u8c61\u4ee5\u53ca\u6570\u7ec4\u7684\u952e\u3002\n  <\/div>\n\n    \u8bed\u6cd5\n  <\/div>\n\narray.keys<\/span>()<\/pre>\n<\/code>\n  <\/div>\n
\n    \u793a\u4f8b\n  <\/div>\n\nvar <\/span>colours = [\"Red\"<\/span>, \"Yellow\"<\/span>, \"Blue\"<\/span>, \"Black\"<\/span>];\nvar <\/span>show = colours.keys<\/span>();\nconsole.log<\/span>(...show);<\/pre>\n<\/code>\n  <\/div>\n
\n    \u8f93\u51fa\n  <\/div>\n\n0 1 2 3<\/pre>\n<\/code>\n  <\/div>\n
Array.prototype.values()<\/h2>\n\n    \u8fd9\u4e2a\u65b9\u6cd5\u7c7b\u4f3c\u4e8eArray.keys()\u548cArray .entries() \u9664\u4e86\u5b83\u63d0\u4f9b\u6bcf\u4e2a\u952e\u7684\u503c\u3002\n  <\/div>\n\n    \u8bed\u6cd5\n  <\/div>\n\narray.values<\/span>()<\/pre>\n<\/code>\n  <\/div>\n
\n    \u793a\u4f8b\n  <\/div>\n\nvar <\/span>colours = [\"Red\"<\/span>, \"Yellow\"<\/span>, \"Blue\"<\/span>, \"Black\"<\/span>];\nvar <\/span>show = colours.values<\/span>();\nconsole.log<\/span>(...show);<\/pre>\n<\/code>\n  <\/div>\n
\n    \u8f93\u51fa\n  <\/div>\n\nRed Yellow Blue Black<\/pre>\n<\/code>\n  <\/div>\n
Array.prototype.fill()<\/h2>\n\n    \u6b64\u65b9\u6cd5\u7528\u9759\u6001\u503c\u586b\u5145\u6307\u5b9a\u7684\u6570\u7ec4\u5143\u7d20\u3002\u8be5\u503c\u53ef\u7528\u4e8e\u586b\u5145\u6570\u7ec4\u7684\u4e00\u90e8\u5206\u6216\u586b\u5145\u6574\u4e2a\u6570\u7ec4\u3002\n  <\/div>\n\n    \u53ef\u4ee5\u6307\u5b9a\u586b\u5145\u7684\u5f00\u59cb\u548c\u7ed3\u675f\u4f4d\u7f6e\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u5c06\u586b\u5145\u6240\u6709\u5143\u7d20\u3002\n  <\/div>\n\n    \u8bed\u6cd5\n  <\/div>\n\narray.fill<\/span>(value, start, end)<\/pre>\n<\/code>\n  <\/div>\n
\n    \u53c2\u6570\u503c\n  <\/div>\n\n    \u503c: \u586b\u5145\u6570\u7ec4\u7684\u9759\u6001\u503c\u3002\u5b83\u59cb\u7ec8\u662f\u5fc5\u9700\u7684\u3002\n  <\/div>\n\n    start: \u5b83\u662f\u5f00\u59cb\u586b\u5145\u6570\u7ec4\u7684\u7d22\u5f15\u3002\u53ef\u9009\uff0c\u9ed8\u8ba4\u503c\u4e3a0\u3002\n  <\/div>\n\n    end: \u505c\u6b62\u586b\u5145\u6570\u7ec4\u7684\u7d22\u5f15\u3002\u5b83\u4e5f\u662f\u53ef\u9009\u7684\uff0c\u5b83\u7684\u9ed8\u8ba4\u503c\u662f\u6570\u7ec4\u7684\u957f\u5ea6\u3002\n  <\/div>\n\n    \u793a\u4f8b\n  <\/div>\n\nvar <\/span>colours = [\"Red\"<\/span>, \"Yellow\"<\/span>, \"Blue\"<\/span>, \"Black\"<\/span>];\nvar <\/span>show = colours.fill<\/span>(\"Green\"<\/span>,2,4);\nconsole.log<\/span>(...show);<\/pre>\n<\/code>\n  <\/div>\n
\n    \u8f93\u51fa\n  <\/div>\n\nRed Yellow Green Green<\/pre>\n<\/code>\n  <\/div>\n
JavaScript \u6570\u7ec4\u65b9\u6cd5<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\u65b9\u6cd5<\/td>\n \u8bf4\u660e<\/td>\n JavaScript \u7248\u672c<\/td>\n<\/tr>\n
concat()<\/td>\n \u6b64\u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u4e24\u4e2a\u6216\u591a\u4e2a\u5408\u5e76\u6570\u7ec4\u7684\u65b0\u6570\u7ec4\u5bf9\u8c61\u3002<\/td>\n ECMAScript \u7248\u672c 1<\/td>\n<\/tr>\n
join()<\/td>\n \u8be5\u65b9\u6cd5\u5c06\u6570\u7ec4\u5143\u7d20\u4f5c\u4e3a\u5b57\u7b26\u4e32\u8fde\u63a5\u8d77\u6765\u3002<\/td>\n<\/tr>\n
pop()<\/td>\n \u8be5\u65b9\u6cd5\u7528\u4e8e\u79fb\u9664\u5e76\u8fd4\u56de\u6570\u7ec4\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u3002<\/td>\n<\/tr>\n
push()<\/td>\n push() \u5728\u6570\u7ec4\u672b\u5c3e\u6dfb\u52a0\u4e00\u4e2a\u6216\u591a\u4e2a\u5143\u7d20\u3002<\/td>\n<\/tr>\n
reverse()<\/td>\n \u6b64\u65b9\u6cd5\u53cd\u8f6c\u7ed9\u5b9a\u6570\u7ec4\u7684\u5143\u7d20\u3002<\/td>\n<\/tr>\n
shift()<\/td>\n \u8be5\u65b9\u6cd5\u7528\u4e8e\u79fb\u9664\u5e76\u8fd4\u56de\u6570\u7ec4\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u3002<\/td>\n<\/tr>\n
slice()<\/td>\n \u6b64\u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2a\u65b0\u6570\u7ec4\uff0c\u5176\u4e2d\u5305\u542b\u7ed9\u5b9a\u6570\u7ec4\u90e8\u5206\u7684\u526f\u672c\u3002<\/td>\n<\/tr>\n
sort()<\/td>\n \u6b64\u65b9\u6cd5\u6309\u6392\u5e8f\u987a\u5e8f\u8fd4\u56de\u7ed9\u5b9a\u6570\u7ec4\u7684\u5143\u7d20\u3002<\/td>\n<\/tr>\n
toString()<\/td>\n \u6b64\u65b9\u6cd5\u8fd4\u56de\u6240\u6709\u6570\u7ec4\u5143\u7d20\u4ee5\u9017\u53f7\u5206\u9694\u7684\u5b57\u7b26\u4e32\u3002<\/td>\n<\/tr>\n
unshift()<\/td>\n unshift() \u5728\u7ed9\u5b9a\u6570\u7ec4\u7684\u5f00\u5934\u6dfb\u52a0\u4e00\u4e2a\u6216\u591a\u4e2a\u5143\u7d20\u3002<\/td>\n<\/tr>\n
11.<\/td>\n splice()<\/td>\n \u6b64\u65b9\u6cd5\u5411\/\u4ece\u7ed9\u5b9a\u6570\u7ec4\u6dfb\u52a0\/\u5220\u9664\u5143\u7d20\u3002<\/td>\n<\/tr>\n
every()<\/td>\n \u8be5\u65b9\u6cd5\u7528\u4e8e\u5224\u65ad\u6570\u7ec4\u7684\u6240\u6709\u5143\u7d20\u662f\u5426\u6ee1\u8db3\u63d0\u4f9b\u7684\u51fd\u6570\u6761\u4ef6\u3002<\/td>\n ECMAScript \u7248\u672c 5<\/td>\n<\/tr>\n
filter()<\/td>\n \u6b64\u65b9\u6cd5\u8fd4\u56de\u65b0\u6570\u7ec4\uff0c\u5176\u4e2d\u5305\u542b\u901a\u8fc7\u63d0\u4f9b\u7684\u51fd\u6570\u6761\u4ef6\u7684\u5143\u7d20\u3002<\/td>\n<\/tr>\n
forEach()<\/td>\n \u6b64\u65b9\u6cd5\u4e3a\u6570\u7ec4\u7684\u6bcf\u4e2a\u5143\u7d20\u8c03\u7528\u4e00\u6b21\u63d0\u4f9b\u7684\u51fd\u6570\u3002<\/td>\n<\/tr>\n
isArray()<\/td>\n \u8fd9\u4e2a\u65b9\u6cd5\u5224\u65ad\u4e00\u4e2a\u5bf9\u8c61\u662f\u5426\u662f\u4e00\u4e2a\u6570\u7ec4\u3002\u5982\u679c\u5bf9\u8c61\u662f\u6570\u7ec4\u5219\u8fd4\u56de\u771f\uff0c\u5426\u5219\u8fd4\u56de\u5047\u3002<\/td>\n<\/tr>\n
indexOf()<\/td>\n \u5b83\u641c\u7d22\u7ed9\u5b9a\u6570\u7ec4\u4e2d\u7684\u6307\u5b9a\u5143\u7d20\u5e76\u8fd4\u56de\u7b2c\u4e00\u4e2a\u5339\u914d\u9879\u7684\u7d22\u5f15\u3002<\/td>\n<\/tr>\n
lastIndexOf()<\/td>\n \u5b83\u641c\u7d22\u7ed9\u5b9a\u6570\u7ec4\u4e2d\u7684\u6307\u5b9a\u5143\u7d20\u5e76\u8fd4\u56de\u6700\u540e\u4e00\u4e2a\u5339\u914d\u9879\u7684\u7d22\u5f15\u3002<\/td>\n<\/tr>\n
map()<\/td>\n \u5b83\u4e3a\u6bcf\u4e2a\u6570\u7ec4\u5143\u7d20\u8c03\u7528\u6307\u5b9a\u7684\u51fd\u6570\u5e76\u8fd4\u56de\u65b0\u6570\u7ec4<\/td>\n<\/tr>\n
reduce()<\/td>\n \u6b64\u65b9\u6cd5\u5c06\u6570\u7ec4\u7f29\u51cf\u4e3a\u5355\u4e2a\u503c\u3002<\/td>\n<\/tr>\n
some()<\/td>\n \u6b64\u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2a\u5e03\u5c14\u503c\u3002\u5982\u679c\u6570\u7ec4\u5143\u7d20\u901a\u8fc7\u6d4b\u8bd5\uff0c\u5219\u8fd4\u56de true\uff0c\u5426\u5219\u8fd4\u56de false\u3002<\/td>\n ECMAScript \u7248\u672c 3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n <\/body>
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