<?php
$s = "acesta este un text" ;
$sir = "stiu PHP stiu HTML stiu CSS" ;
# inlocuirea unor secvente
print str_replace ( "stiu" , "invat" , $sir ) ; // invat PHP invat HTML invat CSS
print "\n " ;
# schimb tipul literelor (mari, mici)
echo strtoupper ( $s ) , "\n " ; // ACESTA ESTE UN TEXT echo strtolower ( $sir ) , "\n " ; // stiu php stiu html stiu css echo ucfirst ( $s ) , "\n " ; // Acesta este un text echo ucwords ( $s ) , "\n " ; // Acesta Este Un Text
print "\n " ;
# sterg spatiile de la inceput si sfarsit: trim, ltrim, rtrim
print trim ( ' ok ' ) ; // ok
print "\n " ;
# caractere "enter" transformate in <br />
print nl2br ( "acesta e afisat pe \n 2 linii" ) ; // acesta e afisat pe <br /> 2 linii
?>
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