Major principles for wound dressing. 1  Use Standard Precautions at all times.  When using a swab or gauze to cleanse a wound, work from the clean area out toward the dirtier area. (Example: When cleaning a surgical incision, start over the incision line, and swab downward from top to bottom).
Definition of Assertion When someone makes a statement investing his strong belief in it, as if it is true, though it may not be, he is making an assertion. Assertion is a stylistic approach or technique involving a strong declaration, a forceful or confident and positive statement regarding a belief or a fact. Often, it is without proof or any support. Its purpose is to express ideas or feelings directly, for instance, âI have put my every effort to complete this task today.â
assert() is now a language construct and not a function. assertion can now be an expression. The second parameter is now interpreted either as an exception (if a Throwable object is given), or as the description supported from PHP 5.4.8 onwards.