Fix 3261

[Haixing-Hu]

Please makes sure the items are checked before submitting your PR, thank you!

• Rebase before creating a PR to keep commit history clear.
• Only One commit
• No eslint errors

[codecov-io]

Codecov Report

Merging #3262 into v2 will decrease coverage by 0.03%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##               v2    #3262      +/-   ##
==========================================
- Coverage   19.41%   19.38%   -0.04%     
==========================================
  Files         226      226              
  Lines        5603     5603              
  Branches      710      710              
==========================================
- Hits         1088     1086       -2     
- Misses       4396     4399       +3     
+ Partials      119      118       -1

Impacted Files	Coverage Δ
src/components/datetime/index.vue	26.37% <ø> (ø)	⬆️
src/components/qrcode/index.vue	4.54% <0%> (-4.55%)	⬇️

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