Php string function
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The document discusses various PHP string functions used for manipulating strings, including echo, strtolower, strtoupper, lcfirst, ucfirst, ucwords, and substr_replace, with examples for each. It provides an overview of how these functions operate and their respective outputs when implemented in PHP code. Additionally, the document promotes ADMEC Multimedia Institute, a certified training center for animation and digital media education.
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Php string function
- 1. PHP String Function ADMEC MULTIMEDIA Leader in Animation & Digital Media Education ISO 9001:2008 CERTIFIED | ADOBE Testing Center www.admecindia.co.in
- 2. PHP string function helps us to manipulate string in various ways. There are various types of string function available. Here we discuss some important functions and its use with examples. 1.echo 2.strtolower ( ) 3.strtoupper ( ) 4.lcfirst() 5.ucfirst() 6.ucwords() 7.substr_replace ( )
- 3. 1. echo: It is used to print one or more string .Echo function is faster than print print function. Example: <!doctype <!DOCTYPE html> <html> <head> <title>string function</title> </head> <body> <?php echo "String Function" ?> </body> </html> Output: String Function //echo is not actually function so we are not required to use parentheses with it.
- 4. 2. strtolower: It converts a string to lower case letter. Example: <!doctype <!DOCTYPE html> <html> <head> <title>string function</title> </head> <body> <?php echo strtolower("STRING Function") ; ?> </body> </html> Output: string function
- 5. 3. strtoupper ( ): It converts a string to upper case letter. Example: <!doctype <!DOCTYPE html> <html> <head> <title>string function</title> </head> <body> <?php echo strtoupper("String Function") ; ?> </body> </html> Output: STRING FUNCTION
- 6. 4. lcfirst( ): It converts the first character of a string to lower. Example: <!doctype <!DOCTYPE html> <html> <head> <title>string function</title> </head> <body> <?php echo lcfirst("String Function") ; ?> </body> </html> Output: string Function
- 7. 5. ucfirst( ): It converts the first character of a string to upper case. Example: <!doctype <!DOCTYPE html> <html> <head> <title>string function</title> </head> <body> <?php echo ucfirst("string function") ; ?> </body> </html> Output: String function
- 8. 6. ucwords( ): It converts the first character of every word to upper case. Example: <!doctype <!DOCTYPE html> <html> <head> <title>string function</title> </head> <body> <?php echo ucwords("string function") ; ?> </body> </html> Output: String Function
- 9. 7. substr_replace( ): It replaces a part of a string with another string. The syntax is: Substr_replace (string, replacement, start , length) There are various way to replace string. Here the examples are – Example: <!doctype <!DOCTYPE html> <html> <head> <title>string function</title> </head> <body> <?php echo substr_replace("hello world","nandon",6); ?> </body> </html>
- 10. Output: hello nandon //here it replace world to nandon . Number 6 means the replacement starts from 6 position of the string. Example 2: <!doctype <!DOCTYPE html> <html> <head> <title>string function</title> </head> <body> <?php echo substr_replace("hello world", "nandon",-5); ?> </body> </html> Output: hello nandon //here in this example we use (-) negative sign so it will count the word from the right hand side and replace.
- 11. Contact for PHP Training: ADMEC MULTIMEDIA INSTITUTE C-7/114, IInd Floor, Sector- 7, Rohini, Delhi- 85 Landmark: Near Rohini East Metro Station Helpline 1: +91 9811 818 122 Helpline 2: +91 9911 782 350 ADMEC MULTIMEDIA Leader in Animation & Digital Media Education ISO 9001:2008 CERTIFIED | ADOBE Testing Center ADMEC MULTIMEDIA INSTITUTE For More information you can visit : http://www.admecindia.co.in