Hands on with Node.js - Preface - PHP Example
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<?php
# Example 1
echo "hello\n";
sleep(2); # sleeps for 2 seconds
echo "world\n";
# Example 2
$contents = file_get_contents('one.txt');
if ( $contents === false ) {
echo "error occured\n";
exit(-1);
} else {
echo "contents: $contents\n";
}
# Example 3
$one = file_get_contents('one.txt');
$two = file_get_contents('two.txt');
if ( $one === false || $two === false ) {
echo "error occured\n";
exit(-1);
} else {
echo "one: $one\n";
echo "two: $two\n";
}
# Example 4
# Not possible in PHP
Php
INFO