3v4l.org

run code in 300+ PHP versions simultaneously
<?php print_r(range('~', ' '));
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.21, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Array ( [0] => ~ [1] => } [2] => | [3] => { [4] => z [5] => y [6] => x [7] => w [8] => v [9] => u [10] => t [11] => s [12] => r [13] => q [14] => p [15] => o [16] => n [17] => m [18] => l [19] => k [20] => j [21] => i [22] => h [23] => g [24] => f [25] => e [26] => d [27] => c [28] => b [29] => a [30] => ` [31] => _ [32] => ^ [33] => ] [34] => \ [35] => [ [36] => Z [37] => Y [38] => X [39] => W [40] => V [41] => U [42] => T [43] => S [44] => R [45] => Q [46] => P [47] => O [48] => N [49] => M [50] => L [51] => K [52] => J [53] => I [54] => H [55] => G [56] => F [57] => E [58] => D [59] => C [60] => B [61] => A [62] => @ [63] => ? [64] => > [65] => = [66] => < [67] => ; [68] => : [69] => 9 [70] => 8 [71] => 7 [72] => 6 [73] => 5 [74] => 4 [75] => 3 [76] => 2 [77] => 1 [78] => 0 [79] => / [80] => . [81] => - [82] => , [83] => + [84] => * [85] => ) [86] => ( [87] => ' [88] => & [89] => % [90] => $ [91] => # [92] => " [93] => ! [94] => )

preferences:
237.93 ms | 408 KiB | 325 Q