perf(core): use startsWith instead of indexOf 0#989

Merged

yyx990803 merged 4 commits intovuejs:masterfrom aztalbot:perf/startsWith

Apr 20, 2020

+4-4

Commits on Apr 18, 2020

perf(shared): use startsWith instead of indexOf 0
Andrew Talbot
committed
perf(runtime-dom): startsWith instead of indexOf
Andrew Talbot
committed
perf(runtime-core): startsWith instead of indexOf
Andrew Talbot
committed
perf(runtime-dom): startsWith instead of indexOf
Andrew Talbot
committed