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<?php $str = 'Showing results [program=for {program} programs|No pogram at all] [province=in {province}] [degree=with degree of {degree}]'; function interpolateString($message, array $context = array()) { $arrMatches = array(); preg_match_all("/\[(\w+)\=([^\[\]\|.*]*)?\|*([^\[\].*]*)\]/", $str, $arrMatches); $contextKeys = $arrMatches[1]; $contextCondition = array(); $contextValues = array(); $i = 0; foreach ($contextKeys as $key){ $contextCondition += array($key => $arrMatches[0][$i]); $i++;} $i = 0; foreach ($contextKeys as $key){ $value = $arrContext[$key] != false ? 2 : 3; $contextValues += array($key => $arrMatches[$value][$i]); $i++;} foreach ($contextKeys as $key){ $str = str_replace($contextCondition[$key], $contextValues[$key], $str); } $message = $str; $replace = array(); foreach ($context as $key => $val) { $replace['{' . $key . '}'] = $val; } return strtr($message, $replace); } $arrContext = array( 'program' => 'Nursing', 'province' => 'Ontario', 'degree' => false ); echo interpolateString($str, $arrContext); echo "\n";
Output for 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Warning: Undefined variable $str in /in/nGQGv on line 8 Deprecated: preg_match_all(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/nGQGv on line 8 Warning: Undefined variable $str in /in/nGQGv on line 25 Deprecated: strtr(): Passing null to parameter #1 ($string) of type string is deprecated in /in/nGQGv on line 30
Output for 8.0.0 - 8.0.30
Warning: Undefined variable $str in /in/nGQGv on line 8 Warning: Undefined variable $str in /in/nGQGv on line 25
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 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 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: str in /in/nGQGv on line 8 Notice: Undefined variable: str in /in/nGQGv on line 25
Output for 7.3.32 - 7.3.33
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/nGQGv on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_ARRAY, expecting '&' or T_VARIABLE or T_CONST in /in/nGQGv on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE or T_CONST in /in/nGQGv on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'&'' or `T_VARIABLE' or `T_CONST' in /in/nGQGv on line 4
Process exited with code 255.

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