Remove last comma from string php

rtrim($my_string, ',');

Source: stackoverflow.com

Php remove last character from string if comma

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

Source: stackoverflow.com

String remove last two characters php

echo substr($string, 0, -2);

Remove last comma from string php foreach

//dont print last comma after string print using foreach loop

hasComma = false;
foreach ($this->sinonimo as $s){ 
    if (hasComma){ 
        echo ","; 
    }
    echo '<span>'.ucfirst($s->sinonimo).'</span>';
    hasComma=true;
}

Source: stackoverflow.com

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