Display warning message prefixed with "Warning: ".

Usage #Usage

WP_CLI::warning( $message )

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Notes #Notes

Warning message is written to STDERR.

Use instead of WP_CLI::debug() when script execution should be permitted
to continue.

# `wp plugin activate` skips activation when plugin is network active.
$status = $this->get_status( $plugin->file );
// Network-active is the highest level of activation status
if ( 'active-network' === $status ) {
    WP_CLI::warning( "Plugin '{$plugin->name}' is already network active." );
    continue;
}

Internal API documentation is generated from the WP-CLI codebase on every release. To suggest improvements, please submit a pull request.

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Related #Related

• WP_CLI\Utils\format_items() – Render a collection of items as an ASCII table, JSON, CSV, YAML, list of ids, or count.
• WP_CLI\Utils\make_progress_bar() – Create a progress bar to display percent completion of a given operation.
• WP_CLI::colorize() – Colorize a string for output.
• WP_CLI::line() – Display informational message without prefix, and ignore `–quiet`.
• WP_CLI::log() – Display informational message without prefix.
• WP_CLI::success() – Display success message prefixed with "Success: ".
• WP_CLI::debug() – Display debug message prefixed with "Debug: " when `–debug` is used.
• WP_CLI::error() – Display error message prefixed with "Error: " and exit script.
• WP_CLI::halt() – Halt script execution with a specific return code.
• WP_CLI::error_multi_line() – Display a multi-line error message in a red box. Doesn’t exit script.