数组或对象怎么存储到sessionStorage或localStorage并取值

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var ary = [1,2,3]

var json = {

     x:1,

     b:2

}

存储

sessionStorage.setItem('arr', JSON.stringify(ary))

sessionStorage.setItem('json', JSON.stringify(json))

取值

var ary = sessionStorage.getItem('arr')

var json = sessionStorage.getItem('json')

var array = JSON.parse('ary')

var item =  JSON.parse('json')

localStorage原理跟sessionStorage一样

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转载自blog.csdn.net/flting1017/article/details/84061789