Tutorial on using PHP strrpos explode is_array functions

This article is about a simple use of strrpos explode is_array and other functions Oh,

About Strrpos judgment
Character Strrpos ($j _rs->selectedjob, '-') if there is a character to be checked

About Explode judgment
In what form does the character open the array = explode ('-', $j _rs->selectedjob);

Is_array
Determines whether the current parameter is an array Is_array ($array)

$ja = ' 0 ';
$JB = ' 0 ';

if (Strrpos ($j _rs->selectedjob, '-'))//with Strrpos
{
$array = Explode ('-', $j _rs->selectedjob);
if (Is_array ($array))
{
$ja =getjobtype ($array [0]);
$JB =getjobtype ($array [1]);
}
Else
{
$ja =getjobtype ($j _rs->selectedjob);
}
}
Else
{
$ja =getjobtype ($j _rs->selectedjob);
}

I