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  1. <?php
  2. $yourstring = "{{SOME_STRING}}
  3. {{    SOME_STRING}}
  4. {{  SOME_STRING   }}
  5. {{  SOME-STRING      }}
  6. {{  SomE STRING  }}";
  7. $regex = '~\{\{\s*(\w+[-\s]?\w+)\s*\}\}~';
  8. preg_match_all($regex, $yourstring, $matches);
  9. print_r($matches[1]);
  10.  
Success #stdin #stdout 0.01s 20520KB
comments (?)
stdin 
Standard input is empty
stdout 
Array
(
    [0] => SOME_STRING
    [1] => SOME_STRING
    [2] => SOME_STRING
    [3] => SOME-STRING
    [4] => SomE STRING
)
https://ideone.com/ZvsqCp
language:
PHP (php 7.3.5)
created:
11 years ago
visibility:
public

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