echo will not return output when using parenthesis because echo is not a function like print. echo is a language construct. The benefit to using echo over the print function is speed, plus you can separate data types using comma's rather than periods.
Example:
echo 'This is a string ' , $variable , ' ending string';
is the same (but faster) as:
print('This is a sting' . $variable . ' ending string');
type this in a file save it as something.php and then run it <?php echo '*'; ?>
displaying a variable in php using echo statement? <?php $name="ram"; //declaring and defining the variable echo "$name"; //printing the variable using echo command ?>
1
use the round function. For eg: <?php $value1 = 15.55; echo round($value1, 0); // Will output 16 $value2 = 20.666666666; echo round($value2, 2); // Will output 20.67 ?>
There are several different ways to output text on the screen in PHP two of the most common are echo and print. echo "Hello World!"; print ("Hello World!"); Would both print ... Hello World!
echo or print < both of which write text: <?php echo "TEXT"; print "TEXT"; ?>
Its done exactly the same as when you put it in an HTML file. There are 2 ways you can do it: <html> <?php // php stuff ?> </html> Or you can do it like this: <?php echo "<html>"; // php stuff echo "</html>"; ?>
To use HTML as variable in PHP . echo the html tag written in double quotes. Example : <?php echo "<table>"; echo "<tr><td></td><td></td></tr>" echo "</table>"; ?>
<?php echo "Hello world"?>
ord() is the function you need. echo ord(' '); Would output the number 32.
# <select name="month" id="month"> # <option value="1" <?PHP if($month==1) echo "selected";?>>January</option> # <option value="2" <?PHP if($month==2) echo "selected";?>>February</option> # <option value="3" <?PHP if($month==3) echo "selected";?>>March</option> # <option value="4" <?PHP if($month==4) echo "selected";?>>April</option> # <option value="5" <?PHP if($month==5) echo "selected";?>>May</option> # <option value="6" <?PHP if($month==6) echo "selected";?>>June</option> # <option value="7" <?PHP if($month==7) echo "selected";?>>July</option> # <option value="8" <?PHP if($month==8) echo "selected";?>>August</option> # <option value="9" <?PHP if($month==9) echo "selected";?>>September</option> # <option value="10" <?PHP if($month==10) echo "selected";?>>October</option> # <option value="11" <?PHP if($month==11) echo "selected";?>>November</option> # <option value="12" <?PHP if($month==12) echo "selected";?>>December</option> # </select> # # <select name="day" id="day"> # <option value="1" <?PHP if($day==1) echo "selected";?>>1</option> # <option value="2" <?PHP if($day==2) echo "selected";?>>2</option> # <option value="3" <?PHP if($day==3) echo "selected";?>>3</option> # <option value="4" <?PHP if($day==4) echo "selected";?>>4</option> # <option value="5" <?PHP if($day==5) echo "selected";?>>5</option> # <option value="6" <?PHP if($day==6) echo "selected";?>>6</option> # <option value="7" <?PHP if($day==7) echo "selected";?>>7</option> # <option value="8" <?PHP if($day==8) echo "selected";?>>8</option> # <option value="9" <?PHP if($day==9) echo "selected";?>>9</option> # <option value="10" <?PHP if($day==10) echo "selected";?>>10</option> # <option value="11" <?PHP if($day==11) echo "selected";?>>11</option> # <option value="12" <?PHP if($day==12) echo "selected";?>>12</option> # <option value="13" <?PHP if($day==13) echo "selected";?>>13</option> # <option value="14" <?PHP if($day==14) echo "selected";?>>14</option> # <option value="15" <?PHP if($day==15) echo "selected";?>>15</option> # <option value="16" <?PHP if($day==16) echo "selected";?>>16</option> # <option value="17" <?PHP if($day==17) echo "selected";?>>17</option> # <option value="18" <?PHP if($day==18) echo "selected";?>>18</option> # <option value="19" <?PHP if($day==19) echo "selected";?>>19</option> # <option value="20" <?PHP if($day==20) echo "selected";?>>20</option> # <option value="21" <?PHP if($day==21) echo "selected";?>>21</option> # <option value="22" <?PHP if($day==22) echo "selected";?>>22</option> # <option value="23" <?PHP if($day==23) echo "selected";?>>23</option> # <option value="24" <?PHP if($day==24) echo "selected";?>>24</option> # <option value="25" <?PHP if($day==25) echo "selected";?>>25</option> # <option value="26" <?PHP if($day==26) echo "selected";?>>26</option> # <option value="27" <?PHP if($day==27) echo "selected";?>>27</option> # <option value="28" <?PHP if($day==28) echo "selected";?>>28</option> # <option value="29" <?PHP if($day==29) echo "selected";?>>29</option> # <option value="30" <?PHP if($day==30) echo "selected";?>>30</option> # <option value="31" <?PHP if($day==31) echo "selected";?>>31</option> # </select> # # <select name="year" id="year"> # <?PHP for($i=date("Y"); $i<=date("Y")+2; $i++) # if($year == $i) # echo "<option value='$i' selected>$i</option>"; # else # echo "<option value='$i'>$i</option>"; # ?> # </select>
Well, darling, an echo statement is a language construct in PHP that displays output, while a print statement is a language construct that also displays output but returns a value. So, in simpler terms, echo is faster and more commonly used, while print is slower but can be used in expressions. Hope that clears things up for you!