PHP2008-11-22
Using list() in PHP
The list() construct is a way of assigning multiple array offsets to multiple variables in one statement:
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PHP2008-11-22
Traversing Arrays Using list() and each() in PHP
Although foreach() is the nicer way of iterating over an array, an additional way of traversing an array is by using a combination of the list() construct and the each() function:
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Traversing Arrays Using foreach in PHP
There are a few different ways of iterating over an array. The most elegant way is the foreach() loop construct. The general syntax of this loop is foreach($array as [$key =>] [&]
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Booleans in PHP
Booleans were introduced for the first time in PHP 4 and didn't exist in prior versions. A Boolean value can be either true or false. PHP automatically converts types when needed.
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Here-docs (<<<) in PHP
Here-docs enable you to embed large pieces of text in your scripts, which may include lots of double quotes and single quotes, without having to constantly escape them.
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Strings in PHP
Strings in PHP are a sequence of characters that are always internally nullterminated. However, unlike some other languages, such as C, PHP does not rely on the terminating null to
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PHP2008-11-21
Integers and Floating-Point Numbers in PHP
Integers are whole numbers and are equivalent in range as your C compiler's long value. On many common machines, such as Intel Pentiums, that means a 32-bit signed integer with a r
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superglobals in PHP
As a general rule, PHP does not support global variables (variables that can automatically be accessed from any scope). However, certain special internal variables behave like glob
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unset() and empty() functions in PHP
unset() "undeclares" a previously set variable, and frees any memory that was used by it if no other variable references its value. A call to isset() on a variable that has been un
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isset() function in PHP
isset() determines whether a certain variable has already been declared by PHP. It returns a boolean value true if the variable has already been set, and false otherwise, or if the
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Variables in PHP
Variables in PHP are quite different from compiled languages such as C and Java. This is because their weakly typed nature, which in short means you don't need to declare variables
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Sample Interview questions for SAP R/3(Part 1)
Want a electrifying career in SAP, here are some interview questions that will thrown at you, take a sneak peak and freak out
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