Jul 17
single- quoted strings using concatenation. When simple strings with no variables in them are used, the performance is clearly better with double-quoted strings due to implementation details in the engine. See the benchmark posted at .
From http://www.reddit.com/tb/8w1mk
single vs double
Benchmarks run against PHP 5.2 and 5.3 show that parsing double-quoted strings with interpolation is no slower (and often faster) thansingle- quoted strings using concatenation. When simple strings with no variables in them are used, the performance is clearly better with double-quoted strings due to implementation details in the engine. See the benchmark posted at .
From http://www.reddit.com/tb/8w1mk
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php
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