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run code in 300+ PHP versions simultaneously
<?php $variable = 'foo'; echo "variable: $variable\n", "variable: ${variable}\n";
Output for 8.2.0 - 8.2.19, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7
Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /in/EI98N on line 4 variable: foo variable: foo
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 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /in/EI98N on line 4 variable: foo variable: foo
Output for 7.1.0 - 7.1.33, 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
variable: foo variable: foo

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141.33 ms | 403 KiB | 208 Q