Results for “IS NULL”
Small, practical examples. Search by task or narrow things down below.
Map items to multiple output values
JavaScript: flatMap combines mapping and a one-level flattening operation.
JavaScript✓ Tested
Mark a longer quotation and its source
HTML: Blockquote marks quoted content; a visible source link remains useful because cite is metadata.
HTML✓ Tested
Mark a nonurgent state update as a transition
Mark a nonurgent state update as a transition with a small React component and explicit browser behavior.
React✓ Tested
Mark up a machine-readable date
Pair a readable date with an ISO datetime attribute in HTML.
HTML✓ Tested
Match a known text prefix
SQL: A percent wildcard matches zero or more characters following the prefix.
SQL✓ Tested
Match a known text prefix
SQL Server: A percent wildcard matches zero or more characters following the prefix.
SQL Server✓ Tested
Match a known text prefix
Postgres: A percent wildcard matches zero or more characters following the prefix.
Postgres✓ Tested
Match a known text prefix
SQLite: A percent wildcard matches zero or more characters following the prefix.
SQLite✓ Tested
Match a text prefix
SQL: Use a percent wildcard after a known prefix.
SQL✓ Tested
Match a text prefix
SQL Server: Use a percent wildcard after a known prefix.
SQL Server✓ Tested
Match a text prefix
Postgres: Use a percent wildcard after a known prefix.
Postgres✓ Tested
Match a text prefix
SQLite: Use a percent wildcard after a known prefix.
SQLite✓ Tested