php increment by 1 code example

Example 1: php increment variable

// To increment a variable by 1
$var++;

Example 2: fix adding one more plus in php in loop

$i++ : increment by one

$i+=2 : increment by two

$i+=3 : increment by three

Example 3: php increment variable

$var = 0;
// use value (0) THEN increment by one
$var++;
// increment by one THEN use value (1)
++$var;

// aside: increment by custom amount (1 emulates the above)
$var += 1;
$var += $step;

Example 4: php increment variable by 1

$variable++;