Repository navigation
Modern String Contains
Paul Squires edited this page Oct 19, 2026
·
5 revisions
Home › String Library › String Library › Contains
Returns true if the text appears anywhere in the string.
Contains( s, match [, ic] )- O(n*m) — boolean
#import "std/strings"
using strings
dim as ustring log_ = "WARN disk almost full"
print Contains( log_, "disk" ) '' true
print Contains( log_, "DISK" ) '' false
print Contains( log_, "DISK", true ) '' true
if Contains( log_, "WARN" ) then print "needs attention"Library: String Library
Category: String Library
Documented under: The Functions
tiko-lang · Home · Feature Index · Keyword Index · License
FreeBASIC manual pages reproduced under the GNU FDL 1.3.
- Home
- What Is tiko-lang
- Quick Start
- Installing on macOS
- Debugging
- Feature Index
- Compatibility
- FAQ
- AI Cheatsheet
- Generics
- Interfaces
- For Each
- Iterators
- Tuples
- Array Results
- Defer
- Lambdas
- Block Strings
- Partial Types
- String Slices
- Embed
- Typed Variadics
- C Header Import
- Foreign Library Linking
- UString
- Fixed-Width Types
- Nullptr
- String Library
- Format
- Array
- Map
- Set
- LinkedList
- OrderedMap
- OrderedSet
- Sorting
- Optional
- Result
- Smart Pointers
- Date and Time (Chrono)
- Time Zones
- Filesystem
- File Streams
- Config (INI and TOML)
- Codec
- Hash
- UUID
- OS
- Process
- Net
- HTTP and TLS
- Math Library
- Finance
- Logging
- Terminal TUI Library
- PsControls
- tkControls
- sys/win
- Goroutines and Channels
- LLVM Backend
- tiko build
- TIKO_COMPILER
- Variable Declarations
- Standard Data Types
- User Defined Types
- Procedures
- Operators
- Control Flow Statements
- Converting Data Types
- Array Functions
- String Functions
- Mathematical Functions
- Bit Manipulation
- Date and Time Functions
- File I/O Functions
- Console Functions
- User Input (Runtime Library)
- User Input Functions (Graphics Library)
- Screen Functions
- 2D Drawing Functions
- Graphics Library Reference
- Graphics Keyword List
- Memory Functions
- Threading Support Functions
- Error Handling Functions
- Operating System Functions
- Preprocessor
- Intrinsic Defines
- Miscellaneous Keywords
- Modularizing