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Introduction to PHP Part 1

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Presentation on theme: "Introduction to PHP Part 1"— Presentation transcript:

1 Introduction to PHP Part 1
Chapter 1 Introduction to PHP Part 1

2 strings.php Script 1.6 on page 19
ch01\strings.php

3 concat.php Script 1.7 on page 21
ch01\concat.php

4 numbers.php Script 1.8 on page 24
ch01\numbers.php

5 Arithmetic Operations
Operator Meaning + $c = $a + $b; - $c = $a - $b; * $c = $a * $b; / $c = $a / $b; % $c = $a % 10; ++ $a++; -- $a--; += $a+=$b; *= $a*=2; .= (strings) $c = $a . $b;

6 number_format number_format

7 constants.php Script 1.9 on page 27
ch01\constants.php

8 Code Meaning \” Double quotation mark \’ Single quotation mark \\ Backslash \n Newline \r Carriage return \t Tab \$ Dollar sign

9 quotes.php Script 1.10 on page 30
ch01\quotes.php

10 Debugging Make sure you’re always running PHP scripts through a URL.
Know what version of PHP you’re running.

11 Debugging Make sure display_errors is on.
CTRL+F (Edit->Search) display_errors Take a break!


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