PHP Lecture 1 - String, Constants, Arrays, Operators
- 4. String str_word_count("Hello world!")2 strrev("Hello world!")3 str_replace("world", "Dolly", "Hello world!")4 strpos("Hello world!", "world")5 strlen("Hello world!")1
- 6. Operators Assignment operators2 Comparison operators3 Increment/Decrement operators4 Logical operators5 Arithmetic operators1 String operators6
- 12. String operators
- 13. Array • Indexed arrays - Arrays with a numeric index • Associative arrays - Arrays with named keys • Multidimensional arrays - Arrays containing one or more arrays
- 14. Array function • sort() - sort arrays in ascending order • rsort() - sort arrays in descending order • asort() - sort associative arrays in ascending order, according to the value • ksort() - sort associative arrays in ascending order, according to the key • arsort() - sort associative arrays in descending order, according to the value • krsort() - sort associative arrays in descending order, according to the key
- 15. Superglobals • $GLOBALS • $_SERVER • $_REQUEST • $_POST • $_GET • $_FILES • $_ENV • $_COOKIE • $_SESSION
- 16. QUESTION ?
- 17. THANK YOU