js array of characters into a numeric array

['1','2','3'] => [1,2,3]

 

 

 

 

['1','2','3'].map(Number) // [1,2,3]

['1','2','3'].map((value)=>{ return parseInt(value) }) // [1,2,3] JSON.parse('[' + String(['1', '2', '3']) + ']') // [1,2,3] eval('[' + String(['1', '2', '3']) + ']') // [1,2,3]

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Origin www.cnblogs.com/lhqdbk/p/11573334.html