Friday 1 June 2018
3-Variable in php with previous commands practice
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>lesson 3</title>
</head>
<body>
<?php
$x=5;
$y=10;
print "<h1> Before swapping </h1>";
echo "value of x = ".$x;
echo "<br/>value of y = ".$y;
print "<h1> After swapping </h1>";
$x= $x+$y; // 5+10 =15
$y=$x-$y; //15-10 =5
$x=$x-$y; //15-5=10
echo "value of x = ".$x;
echo "<br/>value of y = ".$y;
?>
</body>
</html>
2 Print Command in PHP, Difference between print and echo
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>lesson 2</title>
</head>
<body>
<?php
echo " this is written through echo .......salman ","ali ", " Ahmed <br/>";
print(" <h1>this is written through print commnad salman ali </h1>");
?>
</body>
</html>
1-introduction to PHP , How to start xampp & echo command in hindi( basi...
<?php
echo" this is echo command and beginning of php";
echo"<h1> this is echo command and beginning of php </h1>";
?>
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Lesson 1</title>
</head>
<body>
<h1> printing escaping characters </h1>
<?php
echo "this is echo command with \" escaping\" characters";
?>
<h1> printing VARIABLE </h1>
<?php
$x="salmanmasood";
echo "hello my name is ".$x;
?>
</body>
</html>
File Handling in C language READ operation
#include <stdio.h>
main()
{
FILE *fp;
char buff[255];//creating char array to store data of file
fp = fopen("C:\\Users\\salman\\Desktop\\c-lang\\lect-14\\files\\salman.txt", "r");
while(fscanf(fp, "%s", buff)!=EOF)
{
printf("%s ", buff );
}
fclose(fp);
}
main()
{
FILE *fp;
char buff[255];//creating char array to store data of file
fp = fopen("C:\\Users\\salman\\Desktop\\c-lang\\lect-14\\files\\salman.txt", "r");
while(fscanf(fp, "%s", buff)!=EOF)
{
printf("%s ", buff );
}
fclose(fp);
}
File Handling in C language Write operation
#include <stdio.h>
#include <string.h>
main()
{
char c[50];
FILE *fp;
fp=fopen("C:\\Users\\salman\\Desktop\\c-lang\\lect-14\\files\\salman.xls","w");
printf("Enter some thing to write in file.......");
gets(c);
//now writing data into file....
fprintf(fp,c);
//now closing file....
fclose(fp);
}
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