PHP and MySQL syntax: Difference between revisions

PHP and MySQL syntax (edit)

821 bytes removed , 11 July 2019

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 == List of binary safe functions ==
-{| class="wikitable sortable"
+[[List of PHP binary safe functions]]
-|-
-! Goal !! Binary safe function !! Binary NOT safe
-|-
-| "Return part of a string" || [https://www.php.net/manual/en/function.mb-substr.php mb_substr] || [https://www.php.net/manual/en/function.substr.php substr]
-|-
-| "Get string length" || [https://www.php.net/manual/en/function.mb-strlen.php mb_strlen] || [https://www.php.net/manual/en/function.strlen.php strlen]
-|-
-| "Replace all occurrences of the search string with the replacement string" || [https://www.php.net/manual/en/function.str-replace.php str_replace] ||
-|-
-| "Find the position of the first occurrence of a substring in a string" || [https://php.net/manual/en/function.strpos.php strpos] ||
-|-
-| "Replace text within a portion of a string" || [https://www.php.net/manual/en/function.substr-replace.php substr_replace] ||
-|-
-| 範例 || 範例 || 範例
-|}
 == trigger to make backup of deleted data before deleting them ==