Different float syntaxes
-----
<?php

0.0;
0.;
.0;
0e0;
0E0;
0e+0;
0e-0;
30.20e10;
300.200e100;
1e10000;

// various integer -> float overflows
9999999999999999999;
0xFFFFFFFFFFFFFFFF;
07777777777777777777777;
0777777777777777777777787;
0b1111111111111111111111111111111111111111111111111111111111111111;
-----
array(
    0: Scalar_DNumber(
        value: 0
    )
    1: Scalar_DNumber(
        value: 0
    )
    2: Scalar_DNumber(
        value: 0
    )
    3: Scalar_DNumber(
        value: 0
    )
    4: Scalar_DNumber(
        value: 0
    )
    5: Scalar_DNumber(
        value: 0
    )
    6: Scalar_DNumber(
        value: 0
    )
    7: Scalar_DNumber(
        value: 302000000000
    )
    8: Scalar_DNumber(
        value: 3.002E+102
    )
    9: Scalar_DNumber(
        value: INF
    )
    10: Scalar_DNumber(
        value: 1.0E+19
    )
    11: Scalar_DNumber(
        value: 1.844674407371E+19
    )
    12: Scalar_DNumber(
        value: 7.3786976294838E+19
    )
    13: Scalar_DNumber(
        value: 7.3786976294838E+19
    )
    14: Scalar_DNumber(
        value: 1.844674407371E+19
    )
)