Php if empty or
- Php if empty or null
- Php check if empty or null
- Php if variable is empty or null
- Php if string is empty or whitespace
- Php if array is empty or null
- Php if isset or empty
- Php check if string empty or null
- Php if not isset or empty
- Php check if string is empty or whitespace
- Php check if array is empty or null
- Php check if value is empty or null
- Php check if array is empty or not
- Php check if not null or empty
- Php check if string is not empty or null
- Php check if string is empty or spaces