LIII. Variable functions- Table of Contents
- doubleval — Get double value of a variable.
- empty — determine whether a variable is set
- gettype — Get the type of a variable.
- intval — Get integer value of a variable.
- is_array — Finds whether a variable is an array.
- is_double — Finds whether a variable is a double.
- is_float — Finds whether a variable is a float.
- is_int — Find whether a variable is an integer.
- is_integer — Find whether a variable is an integer.
- is_long — Finds whether a variable is an integer.
- is_object — Finds whether a variable is an object.
- is_real — Finds whether a variable is a real.
- is_string — Finds whether a variable is a string.
- isset — determine whether a variable is set
- print_r —
Prints human-readable information about a variable.
- settype — Set the type of a variable.
- strval — Get string value of a variable.
- unset — Unset a given variable
- var_dump —
Dumps information about a variable.
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