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26 Μαΐ 2016 · When you use php variable inside the double quote you don't need to concatenate. You can simple pass the variable. For eg : "Some text $variableName". You can use concatenation only if you are using single quote. For eg : 'Some text ' . $variableName . ' some text '. –
25 Ιαν 2020 · How to apply multiple if conditions in PHP. Discover the basics of PHP conditional expressions. With logical operators, we can make multiple comparisons into if. Let’s show this example that we have given in logical operators using if. if($a > 0 && $a < 100) {. echo '$a variable is between 0-100';
MySQL allows you to perform more complicated queries by using AND and OR in your WHERE clause to tie conditions together. You can also use brackets to form groups of equations through two main processes - using AND/OR (plus brackets) to make your queries more specific, and using the JOIN keyword to merge tables together.
15 Δεκ 2021 · When there are multiple conditions that both need to be true, or multiple conditions which would have the same affect, the conditional statements may be combined into a single block using Logical Operators.
9 Ιαν 2024 · Logical operators, like AND (&&) and OR (||), allow combining multiple conditions within a single if statement.
1 Μαΐ 2013 · $partner_ider = mysql_query("SELECT partner_id as value1 from exam WHERE Student_email='[email protected]'"); $row1 = mysql_fetch_array($partner_ider); while($row1 = mysql_fetch_array($partner_ider)) { echo $row1['value1']; }
I can select multiple rows with one condition by using something like: SELECT `Col`, `Col2` FROM `Table` WHERE `Col3` IN (?, ?, ?, ?, ?); # This selects 5 rows. How can this be done if there are multiple conditions (all integer equals operations)?