How to pass value to vue component

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The way to pass value in vue component: 1. Pass from parent to son; 2. Pass from son to father; 3. Pass value from brother; 4. Pass value with question mark, colon and parent-child component; 5. Use "$ref" to pass value; 6. Use "inject" to inject the data of the parent component into the current instance; 7. Pass from ancestor to grandson; 8. Pass from grandson to ancestor; 9. $parent; 10. Pass value to sessionStorage; 11. vuex. This topic provides you with articles, downloads, and course content related to the value transfer method of Vue components for everyone to download and experience for free.