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run code in 150+ php & hhvm versions
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<?php function getIntervalIndex(array $intervals, $needle) { $needle = (int)$needle; $len = count($intervals); $result = -1; for ($i = 0; $i < $len; $i++) { $current = $intervals[$i]; if ($current > $needle) { $result = $i - 1; break; } } return $result; } var_dump(getIntervalIndex(array(0,5,10,13), rand(-10, 20)));
Output for 5.1.3, 5.1.5, 5.2.2 - 5.2.3, 5.2.13, 5.3.4, 5.3.8 - 5.3.9, 5.3.12, 5.3.16, 5.3.26, 5.4.1, 5.4.6, 5.4.16, 5.4.18, 5.4.26, 5.4.38 - 5.4.39, 5.4.42 - 5.4.43, 5.6.8 - 5.6.9, 5.6.13, 5.6.18, 5.6.21, 7.0.2, 7.1.0
int(0)
Output for 5.1.0 - 5.1.1, 5.2.0 - 5.2.1, 5.2.4 - 5.2.5, 5.2.7 - 5.2.8, 5.2.10, 5.2.12, 5.2.14 - 5.2.17, 5.3.1 - 5.3.3, 5.3.5, 5.3.7, 5.3.10 - 5.3.11, 5.3.13 - 5.3.15, 5.3.17 - 5.3.20, 5.3.23 - 5.3.24, 5.3.27 - 5.3.29, 5.4.2 - 5.4.3, 5.4.5, 5.4.7, 5.4.9 - 5.4.13, 5.4.17, 5.4.20, 5.4.23, 5.4.25, 5.4.27, 5.4.30 - 5.4.31, 5.4.34 - 5.4.35, 5.4.37, 5.4.41, 5.4.44 - 5.4.45, 5.5.25, 5.5.27 - 5.5.29, 5.5.31 - 5.5.32, 5.5.35, 5.6.10, 5.6.12, 5.6.14, 5.6.16 - 5.6.17, 5.6.19 - 5.6.20, hhvm-3.10.0, 7.0.0 - 7.0.1, 7.0.3 - 7.0.5, 7.0.14
int(-1)
Output for 5.1.4, 5.2.6, 5.2.9, 5.3.22, 5.3.25, 5.4.0, 5.4.14 - 5.4.15, 5.4.19, 5.4.21 - 5.4.22, 5.4.24, 5.4.28 - 5.4.29, 5.4.32, 5.4.40, 5.5.24, 5.5.33 - 5.5.34, 5.6.28, hhvm-3.12.0, 7.0.6
int(1)
Output for 5.1.2, 5.1.6, 5.2.11, 5.3.0, 5.3.6, 5.3.21, 5.4.4, 5.4.8, 5.4.36, 5.5.26, 5.5.30, 5.6.11, 5.6.15
int(2)
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/EIG5L on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_ARRAY, expecting ')' in /in/EIG5L on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_ARRAY, expecting ')' in /in/EIG5L on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/EIG5L on line 2
Process exited with code 255.