# Substring Replacement

Replace one substring in the text with another.

<table data-header-hidden><thead><tr><th width="262" valign="top"></th><th width="300" valign="top"></th></tr></thead><tbody><tr><td valign="top">Text</td><td valign="top">[Text] Input string.</td></tr><tr><td valign="top">Search Substring</td><td valign="top">[Text] The string to be replaced.</td></tr><tr><td valign="top">New Line</td><td valign="top">If selected, newline characters <code>("\n", "\r")</code> will be used as the search substring.</td></tr><tr><td valign="top">Replacement Substring</td><td valign="top">[Text] The string to replace all occurrences of the search substring.</td></tr><tr><td valign="top">Regular Expression</td><td valign="top">When replacing, the search substring will be treated as a regular expression.</td></tr><tr><td valign="top">Result</td><td valign="top">[Text] A new string in which all occurrences of the specified string are replaced with another specified string.</td></tr><tr><td valign="top">Error Handling Level</td><td valign="top"><p>Select the error handling level. Possible values:</p><ul><li>"Default" - default;</li><li>"Ignore" - errors are ignored;</li><li>"Handle" - errors are handled.</li></ul><p>If "Default" is selected, the value from the "Start" block of this diagram will be used.</p></td></tr><tr><td valign="top">Message Level</td><td valign="top"><p>Select the message level that blocks will output during operation. Possible values:</p><ul><li>"Default" - default;</li><li>"Release" - output is disabled;</li><li>"Debug" - main information output;</li><li>"Detailed" - detailed information output.</li></ul><p>If "Default" is selected, the value from the "Start" block of this diagram will be used.</p></td></tr><tr><td valign="top">Error Text</td><td valign="top">[Text] Returns detailed information about the error in case of incorrect execution of the block's work.</td></tr></tbody></table>


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