Question

How to remove comma at the end of a string in PHP

Answer 1

$s = "php java c c++,";
 
if (substr($s, -1) == ',') {
  $s = substr($s, 0, -1);
}
 
echo $s;
 
 
 
 
/*
run:
 
php java c c++

*/

 

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Answer 2

$s = "php java c c++,";
 
if (substr($s, -1) == ',') {
  $s = rtrim($s, ',');
}
 
echo $s;
 
 
 
 
/*
run:
 
php java c c++

*/

 

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