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está mostrando "listarr.forEach" no es una función

Recibo este error que muestra listarr.forEach is not a function .

 let newLiTag=''; listArr.forEach((element, index) =>{ newLiTag+= `<li> ${element} <span class="check" onclick="check(${index})"> <i class="fas fa-check"></i></span> <span onclick = "modify(${index})"><i class="fas fa-edit"></i></span> <span onclick = "deleteTask(${index})"><i class="fas fa-trash"></i></span> </li>`; });
about 4 years ago · Juan Pablo Isaza
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Compruebe si ha declarado la variable listArr. Ejemplo:

 let newLiTag=''; const listArr = []; // Add variable listArr here listArr.forEach((element, index) =>{ // Do things here });
about 4 years ago · Juan Pablo Isaza Report
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