PHP Functions

isset — Determine whether a variable is set or not! Returns TRUE if var exists; FALSE otherwise. If a variable has been unset with unset(), it will no longer be set. isset() will return FALSE if testing a variable that has been set to NULL. isset() only works with variables as passing anything else will […]

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PHP – Explode

by Hiroshi on June 23, 2008

in Explode, PHP Functions

The PHP function explode lets you take a string and blow it up into smaller pieces. For example, if you had a sentence you could ask explode to use the sentence’s spaces ” ” as dynamite and it would blow up the sentence into separate words, which would be stored in an array. The sentence […]