The best replacement for double quotes is single quotes.

The best alternatives to double quotes are rated as following:
★★★★★  single quotes
★★★  single quotes php
★★  single
★  string.empty
★  angle brackets
  single quotes when to use
  single quote
  single quotes in php

Your alternative for double quotes is not listed? Suggest!
Speaking about double quotes, one probably shouldn't forget about sed.

Other search terms related to double quotes and their ratings are:
★★★★★ sed
★★★★ single php
★★ single quotes
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