Panduan Praktis PHP/Operasi variabel

Perbandingan bahasa operasi variabel pada PHP dan Gambas:

PHP	Gambas
$i = $i + 1;	i = i + 1
$i++;	i += 1
$i = $i - 1;	i = i - 1
$i--;	i -= 1
$i3 = $i1 * $i2;	i3 = i1 * i2
$i3 = $i1 / $i2;	i3 = i1 / i2
$i3 = $i1 % $i2;	i3 = i1 Mod i2
$str3 = $str1 . $str2;	str3 = str1 & str2
$str2 = str_replace($cari1, $cari2, $str1);	str2 = Replace(str1, cari1, cari2)
$i = strpos($str, $cari);	i = InStr($str, $cari)
$i = mb_strpos($str, $cari, 0, "UTF-8");	i = String.InStr($str, $cari)
$substr = substr($str, $start, $len);	strMid = Mid(str, intStart, intLen)
$substr = mb_substr($str, $start, $len, "UTF-8");	strMid = String.Mid(str, intStart, intLen)
$arr = explode($separator, $str);	arr = Split(str, strSeparator)
$arr[0]	arr[0]
$trimmed = trim($str);	strTrimmed = Trim(str)
$trimmed = ltrim($str);	strTrimmed = LTrim(str)
$trimmed = rtrim($str);	strTrimmed = RTrim(str)
$i = strlen($str);	i = Len(str)
$i = mb_strlen($str, "UTF-8");	i = String.Len(str)
$code = ord($str);	intCode = Asc(str)
$str = chr(code);	str = Chr(intCode)
$code = mb_ord($str);	intCode = String.Asc(str)
$str = mb_chr(code);	str = String.Chr(intCode)
$i = intval($str);	i = Int(str)
$str = strval($i);	str = Str(i)