Sometimes I learn a lot, a lot of small details are forgotten, such as simple expression,Three-dimensional expression?:;$aa an OR $BB expressionWait a minute!Write some simple expressions, Memo!php && | | Abbreviation CONDITION statementLook at the
? PHP'sEcho's "Hello World";
echo "This crossesMultiRow New GuildOutput and ";
echo "This span nmultiple line. Change Guild Noutput same. ”;
echo "Escape character do" like this. ”;
//You can use a variable within the Echo statement$ Foo's =
Let us first say the PHP echo () function
Definition and usage
The Echo () function outputs one or more strings.
Note: the Echo () function is not actually a function, so you do not have to use parentheses on it. However, if you want to pass more
This article mainly introduces Echo,print () and Print_r () what is the difference between interested friends to understand.
What is the difference between 1.echo,print () and Print_r ()? Echo is a language structure with no return value. Print is
First of all, let's say PHP echo () function
Definitions and usage
The Echo () function outputs one or more strings.
Note: the Echo () function is not actually a function, so you do not have to use parentheses over it. However, if you want to
the big version of PHP is divided into three main branches: PHP4/PHP5/PHP6Among them, PHP4 because too old, the poor support of OO has been basically eliminated, please disregard PHP4.PHP6 because there is no application on the production line, but
InstanceOutput text:Definition and usageThe Echo () function outputs one or more strings.Note: the Echo () function is not actually a function, so you do not have to use parentheses on it. However, if you want to pass more than one argument to echo (
As of Now (2014.2), the latest stable version of PHP is PHP5.5, but almost half of the users are still using PHP5.2, which is already out of maintenance, and half of the remaining users are using PHP5.3.Because PHP that "set hundred of the length"
As of Now (2015.1), the latest stable version of PHP is PHP5.5, but almost half of the users are still using PHP5.2, which is already out of maintenance, and half of the remaining users are using PHP5.3.Because PHP that "set hundred of the length"
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