- strpos: documentation ( source)
- print_r: documentation ( source)
- implode: documentation ( source)
<?php
echo strpos("PR001:Approved,SA001:Approved","PR001");
if(strpos("PR001:Approved,SA001:Approved","PR001") !== false)
{
echo "123";
}
$s = "12345";
$k = implode($s,",");
print_r($k);