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Token u inesperado en JSON en la posición 0 mientras se usa el almacenamiento local

Error de sintaxis no detectado: token u inesperado en JSON en la posición 0 en JSON.parse () en index.js:4:20.

Desea almacenar datos en el almacenamiento local pero muestra este código de error a continuación

 var todoArr = JSON.parse(localStorage.getItem("todoLocal")) || [];
over 4 years ago · Juan Pablo Isaza
1 answers
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0

Debe verificar si hay algo allí antes de analizarlo.

O

 var todoArr = localStorage.getItem("todoLocal") ? JSON.parse(localStorage.getItem("todoLocal")) : []; // var lsTDL = localStorage.getItem("todoLocal"); // var todoArr = lsTDL ? JSON.parse(lsTDL) : [];

o

 var todoArr = JSON.parse(localStorage.getItem("todoLocal") || '[]');
over 4 years ago · Juan Pablo Isaza Report
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