3v4l.org

run code in 300+ PHP versions simultaneously
<?php function gmp_base_convert($numStr,$base){ $gnum = gmp_init($numStr); return gmp_strval($gnum,$base); } $binary = gmp_base_convert("-65",2); echo "$binary (binary)"; $i = intval($binary,2); $decimal = gmp_base_convert($i,10); echo "\n$decimal (decimal)"; //echo gmp_base_convert("0.5",16); echo "\n",gmp_base_convert("2A4",16);
Output for 8.0.2 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
-1000001 (binary) -65 (decimal) Fatal error: Uncaught ValueError: gmp_init(): Argument #1 ($num) is not an integer string in /in/hBe7m:5 Stack trace: #0 /in/hBe7m(5): gmp_init('2A4') #1 /in/hBe7m(15): gmp_base_convert('2A4', 16) #2 {main} thrown in /in/hBe7m on line 5
Process exited with code 255.
Output for 7.0.6, 7.3.32 - 7.3.33, 7.4.33, 8.0.13
Fatal error: Uncaught Error: Call to undefined function gmp_init() in /in/hBe7m:5 Stack trace: #0 /in/hBe7m(9): gmp_base_convert('-65', 2) #1 {main} thrown in /in/hBe7m on line 5
Process exited with code 255.
Output for 8.0.0 - 8.0.1
-1000001 (binary) -65 (decimal) Fatal error: Uncaught TypeError: gmp_init(): Argument #1 ($num) is not an integer string in /in/hBe7m:5 Stack trace: #0 /in/hBe7m(5): gmp_init('2A4') #1 /in/hBe7m(15): gmp_base_convert('2A4', 16) #2 {main} thrown in /in/hBe7m on line 5
Process exited with code 255.
Output for 5.6.8 - 5.6.20, 5.6.28, 7.0.0 - 7.0.5, 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.32
-1000001 (binary) -65 (decimal) Warning: gmp_init(): Unable to convert variable to GMP - string is not an integer in /in/hBe7m on line 5 0
Output for 5.5.35, 5.6.21
Fatal error: Call to undefined function gmp_init() in /in/hBe7m on line 5
Process exited with code 255.
Output for 5.5.24 - 5.5.34
-1000001 (binary) -65 (decimal) 0
preferences:
188.25 ms | 401 KiB | 183 Q