const toJSON = ( ...args ) => ( item ) => { const result = {};
for( let i = 0; i < args.length; i ++ ){ result[ args[ i ] ] = item[ i ]; }
return result;}undefinedvar array = [ [ 'jiaoyu', 1000 ], [ 'tongyong', 2000 ] ];undefinedarray.map( toJSON( 'hangye', 'shouru' ) );(2) [Object, Object]JSON.string;undefinedJSON.stringify( array.map( toJSON( 'hangye', 'shouru' ) ) );"[{"hangye":"jiaoyu","shouru":1000},{"hangye":"tongyong","shouru":2000}]"JSON.stringify( array.map( toJSON( 'shouru', 'hangye' ) ) );"[{"shouru":"jiaoyu","hangye":1000},{"shouru":"tongyong","hangye":2000}]"
转载于:https://www.cnblogs.com/LSSSunshine/p/7217002.html
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