"1foo;" has numbers, but doesn't look like number. Start: 4, end: 9
"foo_2" has numbers, but doesn't look like number. Start: 12, end: 17
"1_1" has numbers, but doesn't look like number. Start: 48, end: 51
"\x87" has numbers, but doesn't look like number. Start: 61, end: 65
"!@#99$%" has numbers, but doesn't look like number. Start: 78, end: 85