**IEC 61131-3 Structured Text** Structured text is a programming language for PLCs (programmable logic controllers), similar to Pascal. * Wikipedia: [IEC 61131-3](https://en.wikipedia.org/wiki/IEC_61131-3) [Structured Text](https://en.wikipedia.org/wiki/Structured_text) * Siemens language based on ST: [S7-SCL](https://cache.industry.siemens.com/dl/files/188/1137188/att_27471/v1/SCLV4_e.pdf) **Implementation in other libraries** * [PrismJS](https://github.com/PrismJS/prism/blob/master/components/prism-iecst.js) * [highlightjs-structured-text](https://github.com/highlightjs/highlightjs-structured-text/)
IEC 61131-3 Structured Text
Structured text is a programming language for PLCs (programmable logic controllers), similar to Pascal.
Implementation in other libraries