Double quotes appear to be slower than single quotes because PHP parses their content for variables, e.g.: "a house with $n windows", but on the other hand, single quotes are parsed as well, e.g. 'a \'quoted\' string'
"a house with $n windows"
'a \'quoted\' string'
I'm looking for the source, that's why it surprised me, it has no sense.
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Double quotes appear to be slower than single quotes because PHP parses their content for variables, e.g.:
"a house with $n windows", but on the other hand, single quotes are parsed as well, e.g.'a \'quoted\' string'I'm looking for the source, that's why it surprised me, it has no sense.