remove last occurrence of string php code example

Example 1: php remove last character in string

//Remove the last character using substr
$string = substr($string, 0, -1);

Example 2: php remove last character from string if comma

$string = rtrim($string, ',');

Example 3: php string remove last character

echo substr('a,b,c,d,e,', 0, -1);
# => 'a,b,c,d,e'