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<?php $gene_symbol = null; $variant_type = 'some'; var_dump(compact('gene_symbol', 'variant_type')); var_dump(compact('gene_symbol', null));
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
array(2) { ["gene_symbol"]=> NULL ["variant_type"]=> string(4) "some" } Warning: compact(): Argument #2 must be string or array of strings, null given in /in/dfQPv on line 6 array(1) { ["gene_symbol"]=> NULL }
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 array(2) { ["gene_symbol"]=> NULL ["variant_type"]=> string(4) "some" } Warning: compact(): Argument #2 must be string or array of strings, null given in /in/dfQPv on line 6 array(1) { ["gene_symbol"]=> NULL }
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 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
array(2) { ["gene_symbol"]=> NULL ["variant_type"]=> string(4) "some" } array(1) { ["gene_symbol"]=> NULL }

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