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Vue 3: ¿Por qué el observador de variables no funciona correctamente?

Tengo este código en mi proyecto:

 <script setup> import { ref, watch } from 'vue' const num = ref(null) // Some condition if(true) { // Doesn't works. Why? num.value = 1 // Works //setTimeout(() => { // num.value = 2 //}) } // Simple watcher watch(num, (newVal, oldVal) => { console.log("Num changed to: ", newVal) }) </script>

Mi watcher no funciona cuando configuro num.value = 1 . ¿Cómo puedo arreglar esto para que funcione? Pero cuando ejecuto con setTimeout funciona

Proyecto de demostración aquí

about 4 years ago · Juan Pablo Isaza
1 answers
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Agrega el observador después de configurarlo en 1, por lo que no hay posibilidad de que lo atrape.

about 4 years ago · Juan Pablo Isaza Report
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