3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i=702; echo bcsqrt('27182818284590452353602874713526624977572470936999595749669676277240766303535475945713821785251664274', 1000); exit; do { $i--; $a = trim(bcdiv('27182818284590452353602874713526624977572470936999595749669676277240766303535475945713821785251664274', $i, 10),'.0'); } while (strpos($a, '.') !== false && $i > 1); echo $a . "\n" . $i;
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, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
164872127070012814684865078781416357165377610071014.8011575079311640661021194215608632776520056366642994537033347086012984199405544506215216777413208204589343236152020709528596736538652559583945442945959967112778278936101767122163178357143051054553780164142324989512972817763290618433278327684407157192222697022900699888645187260940343265746326250263952151569256555379413206951370626303000769357083849598974932267192475195678341986809829351582491446815222764854211053908490889561518945221310350898608112183689469070445254515765066750121714776575660544947005553115534737354841132765024562260272195774212273335432749934079203312928217235262198086216215480520680031221273114462673351332201154985713462242157404463865208683751204630170735044824082989405544703522290940803401306900342917527963373459581445797332452811538531773922915968247025873271928890434251758295555598514670477238740450462701995392636037548791817966075624167697338583091769710407220904401389564662609839319351675123838114156108176410122675792096310271803863437219105959403104065975939227
Output for 7.3.32 - 7.3.33, 7.4.26, 7.4.33, 8.0.13
Fatal error: Uncaught Error: Call to undefined function bcsqrt() in /in/JZbK1:5 Stack trace: #0 {main} thrown in /in/JZbK1 on line 5
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38
Fatal error: Call to undefined function bcsqrt() in /in/JZbK1 on line 5
Process exited with code 255.
preferences:
283.07 ms | 402 KiB | 424 Q