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create a php function to change this<br />
<br />
line1,line2,line3,another line,last line<br />
<br />
into this<br />
line1<br />
line2<br />
line3<br />
another line<br />
last line<br />
<br />

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create a php function to change this

line1,line2,line3,another line,last line

into this
line1
line2
line3
another line
last line



replace commas

PHP is a widely-used server-side scripting language especially suited for web development, powering tens of millions of sites from Facebook to personal WordPress blogs. PHP is often paired with the MySQL relational database, but includes support for most other mainstream databases. By utilizing different Server APIs, PHP can work on many different web servers as a server-side scripting language.