Fatal error: Uncaught TypeError: Unsupported operand types: string + string in /in/R9KLK:12
Stack trace:
#0 /in/R9KLK(19): search(Array)
#1 {main}
thrown in /in/R9KLK on line 12
Process exited with code 255.
Warning: A non-numeric value encountered in /in/R9KLK on line 12
Warning: A non-numeric value encountered in /in/R9KLK on line 12
Warning: A non-numeric value encountered in /in/R9KLK on line 12
Warning: A non-numeric value encountered in /in/R9KLK on line 12
Warning: A non-numeric value encountered in /in/R9KLK on line 12
Warning: A non-numeric value encountered in /in/R9KLK on line 12
Warning: A non-numeric value encountered in /in/R9KLK on line 12
Warning: A non-numeric value encountered in /in/R9KLK on line 12
array(3) {
[0]=>
string(1) "a"
[1]=>
string(1) "b"
[2]=>
int(0)
}