rfc:strict_operators

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rfc:strict_operators [2020/07/06 15:14]
jasny 		rfc:strict_operators [2020/07/06 21:31]
jasny
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 When used with a ''%%bool%%'', ''%%string%%'', ''%%array%%'', ''%%object%%'', or ''%%resource%%'' operand, a ''%%TypeError%%'' will be thrown. When used with a ''%%bool%%'', ''%%string%%'', ''%%array%%'', ''%%object%%'', or ''%%resource%%'' operand, a ''%%TypeError%%'' will be thrown.
 +
 +Custom compare handlers of objects (like ''DateTime'' and ''gmp'') will be applied regardless of ''strict_operators''. The ''ZEND_COMPARE_OBJECTS_FALLBACK'' macro will throw a ''TypeError'' if two objects are compared with different handlers.
  
 ==== String concatenation ==== ==== String concatenation ====
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 This can lead to issues when numeric comparison is not expected, for example between two hexidecimal values. The hexidecimal value is instead interpreted as number with scientific notation. This can lead to issues when numeric comparison is not expected, for example between two hexidecimal values. The hexidecimal value is instead interpreted as number with scientific notation.
  
-<code>+<code php>
 $red = '990000'; $red = '990000';
 $purple = '9900e2'; $purple = '9900e2';
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 $a < $b; // true $a < $b; // true
 </code> </code>
- 
-The logic of relational operators other than ''%%==%%'', ''%%===%%'', ''%%!=%%'' and ''%%!==%%'' has limited practical use. 
  
 ==== Strict vs non-strict comparison of arrays ==== ==== Strict vs non-strict comparison of arrays ====
rfc/strict_operators.txt · Last modified: 2020/07/15 14:27 by jasny

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