there is an array that contains a bunch of objects. The attributes in the object have the value of a label known by label and value,. How to find the value of its corresponding value in the object
for example: the value, in the picture wants to find the corresponding label 
filter with filter of the array, see the following example.
var array = [
{label: '', value: '370000'},
{label: '', value: '220000'},
{label: '', value: '430000'}
]
function getValue(label, arr) {
var filterArray = arr.filter(function(v) {
return v.label === label
})
if (filterArray.length) {
return filterArray[0].value
}
}
var value = getValue('', array);
console.log(value)var array = [
{ label: '', value: '370000' },
{ label: '', value: '220000' },
{ label: '', value: '430000' }
]
const labelToValue = {}
for (let i of array) {
labelToValue[i.label] = i.value
}
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