[Solved] How can I check if the last 2 characters of a string are ,} and if yes remove the comma from it?

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If you insist on regex, you can use positive look ahead as

preg_replace('/,(?=}$)/', '', "helloworld,}")
// helloworld}

Regex Explanation

  • , Matches ,

  • (?=}$) positive look ahead. Checks if the , is followed by } and then end of line $

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solved How can I check if the last 2 characters of a string are ,} and if yes remove the comma from it?