Javascript - Count array objects that have a value

Question

I\'m getting an array returned to me and I need to count the rows that have a value in them

I\'ve tried to call arr.length but that gives me the total length of the

Answer 1

You could count if a row has a truthy value.

var array = [ { id: '1', '': '' }, { id: '2', '': '' }, { id: '3', '': '' }, { id: '4', '': '' }, { id: '', '': '' }, { id: '', '': '' }, { id: '', '': '' }, { id: '', '': '' }, { id: '', '': '' }, { id: '', '': '' }, { id: '', '': '' }, { id: '', '': '' }, { id: '', '': '' }, { id: '', '': '' }, { id: '', '': '' }, { id: '', '': '' }, { id: '', '': '' }, { id: '', '': '' }, { id: '', '': '' }, { id: '', '': '' }, { id: '', '': '' }],
    count = array.reduce((s, o) => s + Object.values(o).some(Boolean), 0);
    
console.log(count);

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