Online PHP editor | output for kWnTm

Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.33, 7.4.3 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: Warning: exec(): Unable to fork [locale] in /in/kWnTm on line 3 int(1) Warning: exec(): Unable to fork [LC_ALL=C] in /in/kWnTm on line 9 Warning: exec(): Unable to fork [locale] in /in/kWnTm on line 11 int(2)
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Warning: exec(): Unable to fork [locale] in /in/kWnTm on line 3 int(1) Warning: exec(): Unable to fork [LC_ALL=C] in /in/kWnTm on line 9 Warning: exec(): Unable to fork [locale] in /in/kWnTm on line 11 int(2)
Output for 4.3.0, 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.13, 7.3.0 - 7.3.1, 7.4.0: int(1) int(2)
Output for 5.4.40 - 5.4.44: int(1) int(2) sh: 1: locale: not found sh: 1: locale: not found
Output for 4.3.1 - 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 - 5.4.39: LANG=C, LC_CTYPE="C", LC_NUMERIC="C", LC_TIME="C", LC_COLLATE="C", LC_MONETARY="C", LC_MESSAGES="C", LC_PAPER="C", LC_NAME="C", LC_ADDRESS="C", LC_TELEPHONE="C", LC_MEASUREMENT="C", LC_IDENTIFICATION="C", LC_ALL=int(1) LANG=C, LC_CTYPE="C", LC_NUMERIC="C", LC_TIME="C", LC_COLLATE="C", LC_MONETARY="C", LC_MESSAGES="C", LC_PAPER="C", LC_NAME="C", LC_ADDRESS="C", LC_TELEPHONE="C", LC_MEASUREMENT="C", LC_IDENTIFICATION="C", LC_ALL=, LANG=C, LC_CTYPE="C", LC_NUMERIC="C", LC_TIME="C", LC_COLLATE="C", LC_MONETARY="C", LC_MESSAGES="C", LC_PAPER="C", LC_NAME="C", LC_ADDRESS="C", LC_TELEPHONE="C", LC_MEASUREMENT="C", LC_IDENTIFICATION="C", LC_ALL=int(2)