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run code in 300+ PHP versions simultaneously
<?php class stringable1 { function __toString() { return "abc"; } } $s = new stringable1(); // AS EXPECTED: converts the object into a string executes the replace in the same fashion with a plain php string var_dump(str_replace('a', 'x', $s)); var_dump(strpos('abcd', $s)); var_dump(stripos('abcd', $s));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
string(3) "xbc" int(0) int(0)
Output for 7.3.0 - 7.3.31, 7.3.33, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
string(3) "xbc" Notice: Object of class stringable1 could not be converted to int in /in/7X8QE on line 14 Deprecated: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior in /in/7X8QE on line 14 bool(false) Notice: Object of class stringable1 could not be converted to int in /in/7X8QE on line 15 Deprecated: stripos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior in /in/7X8QE on line 15 bool(false)
Output for 7.3.32, 7.4.26
string(3) "xbc" bool(false) bool(false)
Output for 7.2.0 - 7.2.34
string(3) "xbc" Notice: Object of class stringable1 could not be converted to int in /in/7X8QE on line 14 bool(false) Notice: Object of class stringable1 could not be converted to int in /in/7X8QE on line 15 bool(false)

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162.97 ms | 401 KiB | 178 Q