3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php for ($i = 1; $i <= 12; $i++) { echo strtotime('2038-' + $i + '-01') , '<br>'; } echo strtotime('2040-01-01');
based on i6Vns
Output for 7.1.0 - 7.2.0
Notice: A non well formed numeric value encountered in /in/rnrQc on line 3 1453923480<br> Notice: A non well formed numeric value encountered in /in/rnrQc on line 3 1453923540<br> Notice: A non well formed numeric value encountered in /in/rnrQc on line 3 1453923600<br> Notice: A non well formed numeric value encountered in /in/rnrQc on line 3 1453923660<br> Notice: A non well formed numeric value encountered in /in/rnrQc on line 3 1453923720<br> Notice: A non well formed numeric value encountered in /in/rnrQc on line 3 1453923780<br> Notice: A non well formed numeric value encountered in /in/rnrQc on line 3 1453923840<br> Notice: A non well formed numeric value encountered in /in/rnrQc on line 3 1453923900<br> Notice: A non well formed numeric value encountered in /in/rnrQc on line 3 1453923960<br> Notice: A non well formed numeric value encountered in /in/rnrQc on line 3 1453924020<br> Notice: A non well formed numeric value encountered in /in/rnrQc on line 3 1453924080<br> Notice: A non well formed numeric value encountered in /in/rnrQc on line 3 1453924140<br>2208985200
Output for 5.3.22 - 5.4.45, 5.6.28, 7.0.20
1453923480<br>1453923540<br>1453923600<br>1453923660<br>1453923720<br>1453923780<br>1453923840<br>1453923900<br>1453923960<br>1453924020<br>1453924080<br>1453924140<br>2208985200
Output for 7.0.6
1463855880<br>1463855940<br>1463856000<br>1463856060<br>1463856120<br>1463856180<br>1463856240<br>1463856300<br>1463856360<br>1463856420<br>1463856480<br>1463856540<br>2208985200
Output for 7.0.5
1459708680<br>1459708740<br>1459708800<br>1459708860<br>1459708920<br>1459708980<br>1459709040<br>1459709100<br>1459709160<br>1459709220<br>1459709280<br>1459709340<br>2208985200
Output for 7.0.4
1457638680<br>1457638740<br>1457638800<br>1457638860<br>1457638920<br>1457638980<br>1457639040<br>1457639100<br>1457639160<br>1457639220<br>1457639280<br>1457639340<br>2208985200
Output for 7.0.3
1458416280<br>1458416340<br>1458416400<br>1458416460<br>1458416520<br>1458416580<br>1458416640<br>1458416700<br>1458416760<br>1458416820<br>1458416880<br>1458416940<br>2208985200
Output for 7.0.2
1458761880<br>1458761940<br>1458762000<br>1458762060<br>1458762120<br>1458762180<br>1458762240<br>1458762300<br>1458762360<br>1458762420<br>1458762480<br>1458762540<br>2208985200
Output for 7.0.1
1458848280<br>1458848340<br>1458848400<br>1458848460<br>1458848520<br>1458848580<br>1458848640<br>1458848700<br>1458848760<br>1458848820<br>1458848880<br>1458848940<br>2208985200
Output for 7.0.0
1459103880<br>1459103940<br>1459104000<br>1459104060<br>1459104120<br>1459104180<br>1459104240<br>1459104300<br>1459104360<br>1459104420<br>1459104480<br>1459104540<br>2208985200
Output for 5.6.21
1462214280<br>1462214340<br>1462214400<br>1462214460<br>1462214520<br>1462214580<br>1462214640<br>1462214700<br>1462214760<br>1462214820<br>1462214880<br>1462214940<br>2208985200
Output for 5.6.20
1460313480<br>1460313540<br>1460313600<br>1460313660<br>1460313720<br>1460313780<br>1460313840<br>1460313900<br>1460313960<br>1460314020<br>1460314080<br>1460314140<br>2208985200
Output for 5.6.19
1457465880<br>1457465940<br>1457466000<br>1457466060<br>1457466120<br>1457466180<br>1457466240<br>1457466300<br>1457466360<br>1457466420<br>1457466480<br>1457466540<br>2208985200
Output for 5.6.18
1458070680<br>1458070740<br>1458070800<br>1458070860<br>1458070920<br>1458070980<br>1458071040<br>1458071100<br>1458071160<br>1458071220<br>1458071280<br>1458071340<br>2208985200
Output for 5.6.17
1458502680<br>1458502740<br>1458502800<br>1458502860<br>1458502920<br>1458502980<br>1458503040<br>1458503100<br>1458503160<br>1458503220<br>1458503280<br>1458503340<br>2208985200
Output for 5.6.16
1459190280<br>1459190340<br>1459190400<br>1459190460<br>1459190520<br>1459190580<br>1459190640<br>1459190700<br>1459190760<br>1459190820<br>1459190880<br>1459190940<br>2208985200
Output for 5.6.15
1459276680<br>1459276740<br>1459276800<br>1459276860<br>1459276920<br>1459276980<br>1459277040<br>1459277100<br>1459277160<br>1459277220<br>1459277280<br>1459277340<br>2208985200
Output for 5.6.14
1460659080<br>1460659140<br>1460659200<br>1460659260<br>1460659320<br>1460659380<br>1460659440<br>1460659500<br>1460659560<br>1460659620<br>1460659680<br>1460659740<br>2208985200
Output for 5.6.13
1460745480<br>1460745540<br>1460745600<br>1460745660<br>1460745720<br>1460745780<br>1460745840<br>1460745900<br>1460745960<br>1460746020<br>1460746080<br>1460746140<br>2208985200
Output for 5.6.12
1461177480<br>1461177540<br>1461177600<br>1461177660<br>1461177720<br>1461177780<br>1461177840<br>1461177900<br>1461177960<br>1461178020<br>1461178080<br>1461178140<br>2208985200
Output for 5.6.11
1461523080<br>1461523140<br>1461523200<br>1461523260<br>1461523320<br>1461523380<br>1461523440<br>1461523500<br>1461523560<br>1461523620<br>1461523680<br>1461523740<br>2208985200
Output for 5.6.10
1461609480<br>1461609540<br>1461609600<br>1461609660<br>1461609720<br>1461609780<br>1461609840<br>1461609900<br>1461609960<br>1461610020<br>1461610080<br>1461610140<br>2208985200
Output for 5.6.9
1461782280<br>1461782340<br>1461782400<br>1461782460<br>1461782520<br>1461782580<br>1461782640<br>1461782700<br>1461782760<br>1461782820<br>1461782880<br>1461782940<br>2208985200
Output for 5.6.8
1462041480<br>1462041540<br>1462041600<br>1462041660<br>1462041720<br>1462041780<br>1462041840<br>1462041900<br>1462041960<br>1462042020<br>1462042080<br>1462042140<br>2208985200
Output for 5.5.35
1464028680<br>1464028740<br>1464028800<br>1464028860<br>1464028920<br>1464028980<br>1464029040<br>1464029100<br>1464029160<br>1464029220<br>1464029280<br>1464029340<br>2208985200
Output for 5.5.34
1460399880<br>1460399940<br>1460400000<br>1460400060<br>1460400120<br>1460400180<br>1460400240<br>1460400300<br>1460400360<br>1460400420<br>1460400480<br>1460400540<br>2208985200
Output for 5.5.33
1457552280<br>1457552340<br>1457552400<br>1457552460<br>1457552520<br>1457552580<br>1457552640<br>1457552700<br>1457552760<br>1457552820<br>1457552880<br>1457552940<br>2208985200
Output for 5.5.32
1458243480<br>1458243540<br>1458243600<br>1458243660<br>1458243720<br>1458243780<br>1458243840<br>1458243900<br>1458243960<br>1458244020<br>1458244080<br>1458244140<br>2208985200
Output for 5.5.31
1458589080<br>1458589140<br>1458589200<br>1458589260<br>1458589320<br>1458589380<br>1458589440<br>1458589500<br>1458589560<br>1458589620<br>1458589680<br>1458589740<br>2208985200
Output for 5.5.30
1459535880<br>1459535940<br>1459536000<br>1459536060<br>1459536120<br>1459536180<br>1459536240<br>1459536300<br>1459536360<br>1459536420<br>1459536480<br>1459536540<br>2208985200
Output for 5.5.29
1460918280<br>1460918340<br>1460918400<br>1460918460<br>1460918520<br>1460918580<br>1460918640<br>1460918700<br>1460918760<br>1460918820<br>1460918880<br>1460918940<br>2208985200
Output for 5.5.28
1461263880<br>1461263940<br>1461264000<br>1461264060<br>1461264120<br>1461264180<br>1461264240<br>1461264300<br>1461264360<br>1461264420<br>1461264480<br>1461264540<br>2208985200
Output for 5.5.27
1461350280<br>1461350340<br>1461350400<br>1461350460<br>1461350520<br>1461350580<br>1461350640<br>1461350700<br>1461350760<br>1461350820<br>1461350880<br>1461350940<br>2208985200
Output for 5.5.26
1461695880<br>1461695940<br>1461696000<br>1461696060<br>1461696120<br>1461696180<br>1461696240<br>1461696300<br>1461696360<br>1461696420<br>1461696480<br>1461696540<br>2208985200
Output for 5.5.25
1461955080<br>1461955140<br>1461955200<br>1461955260<br>1461955320<br>1461955380<br>1461955440<br>1461955500<br>1461955560<br>1461955620<br>1461955680<br>1461955740<br>2208985200
Output for 5.5.24
1464115080<br>1464115140<br>1464115200<br>1464115260<br>1464115320<br>1464115380<br>1464115440<br>1464115500<br>1464115560<br>1464115620<br>1464115680<br>1464115740<br>2208985200