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let result = arr.filter(item => item.checked == false) if (result.length) console.log('没全选')let num = 0
listData.map(res=>{
if(res.check){ num += 1}
res.check = true //将所有的变为 true
})
if (num ==listData.length) {cosnole.log('全选了')}
最简单的办法就是用循环判断不就可以
我应该如何判断所有的check变为true啊？