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<?php // PHP <= 7.0.1 var_dump(-0.0); // float(0) var_dump(+-0.0); // float(0) var_export(0.0); // 0 // PHP >= 7.0.2 var_dump(-0.0); // float(-0) var_dump(+-0.0); // float(-0) var_export(0.0); // 0.0 var_dump(-0.0 === +0.0); var_dump(1/-0.0);
Output for 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
float(-0) float(-0) 0.0float(-0) float(-0) 0.0bool(true) Fatal error: Uncaught DivisionByZeroError: Division by zero in /in/eE7dg:14 Stack trace: #0 {main} thrown in /in/eE7dg on line 14
Process exited with code 255.
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 float(-0) float(-0) 0.0float(-0) float(-0) 0.0bool(true) Fatal error: Uncaught DivisionByZeroError: Division by zero in /in/eE7dg:14 Stack trace: #0 {main} thrown in /in/eE7dg on line 14
Process exited with code 255.
Output for 7.0.2 - 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
float(-0) float(-0) 0.0float(-0) float(-0) 0.0bool(true) Warning: Division by zero in /in/eE7dg on line 14 float(-INF)
Output for 7.0.0 - 7.0.1
float(0) float(0) 0float(0) float(0) 0bool(true) Warning: Division by zero in /in/eE7dg on line 14 float(INF)
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
float(0) float(0) 0float(0) float(0) 0bool(true) Warning: Division by zero in /in/eE7dg on line 14 bool(false)

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