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Finding the Location of a Value

List find index of

				
					{"blocks":"<xml xmlns=\"https://developers.google.com/blockly/xml\"><variables><variable>list</variable><variable>index</variable></variables><block type=\"array_indexof\" disabled=\"true\" x=\"-22\" y=\"607\"><value name=\"list\"><block type=\"variables_get\" disabled=\"true\"><field name=\"VAR\">list</field></block></value></block></xml>"}
				
			

This block is used to find the location of a value.

Parameters:

      • Screen Item (Array)

      • Condition: String/Number

Output: Number

Sample code:

				
					{"blocks":"<xml xmlns=\"https://developers.google.com/blockly/xml\"><variables><variable>list</variable><variable>find</variable></variables><block type=\"pxt-on-start\" x=\"0\" y=\"0\"><statement name=\"HANDLER\"><block type=\"variables_set\"><field name=\"VAR\">list</field><value name=\"VALUE\"><shadow type=\"math_number\"><field name=\"NUM\">0</field></shadow><block type=\"lists_create_with\"><mutation items=\"3\" horizontalafter=\"3\"/><value name=\"ADD0\"><shadow type=\"text\"><field name=\"TEXT\">a</field></shadow></value><value name=\"ADD1\"><shadow type=\"text\"><field name=\"TEXT\">b</field></shadow></value><value name=\"ADD2\"><shadow type=\"text\"><field name=\"TEXT\">c</field></shadow></value></block></value><next><block type=\"variables_set\"><field name=\"VAR\">find</field><value name=\"VALUE\"><shadow type=\"math_number\"><field name=\"NUM\">0</field></shadow><block type=\"array_indexof\"><value name=\"list\"><block type=\"variables_get\"><field name=\"VAR\">list</field></block></value><value name=\"value\"><shadow type=\"text\"><field name=\"TEXT\">c</field></shadow></value></block></value><next><block type=\"basic_consoleLogNum\"><value name=\"num\"><block type=\"variables_get\"><field name=\"VAR\">find</field></block></value></block></next></block></next></block></statement></block></xml>"}
				
			

The output:

List Find Index Of - Output
Next Reversing the Array